Home / 4,860,927.60-7,291,391.40-1,666,085.10

Finding the Fourth Proportional to 4,860,927.60, 7,291,391.40 and 1,666,085.10

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Solution

The fourth proportional to 4,860,927.60, 7,291,391.40 and 1,666,085.10 is: 2,499,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860,927.60 : 7,291,391.40 = 1,666,085.10 : x
  2. Step 2: Convert to fraction form
    4,860,927.60/7,291,391.40 = 1,666,085.10/x
  3. Step 3: Cross multiply
    4,860,927.60x = 7,291,391.40 × 1,666,085.10
  4. Step 4: Simplify right side
    4,860,927.60x = 12,148,078,569,808.14
  5. Step 5: Solve for x
    x = 12,148,078,569,808.14/4,860,927.60
  6. Step 6: Final answer
    x = 2,499,127.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.