Home / 3,546,219.10-5,319,328.65-2,111,328.40

Finding the Fourth Proportional to 3,546,219.10, 5,319,328.65 and 2,111,328.40

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Solution

The fourth proportional to 3,546,219.10, 5,319,328.65 and 2,111,328.40 is: 3,166,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,219.10 : 5,319,328.65 = 2,111,328.40 : x
  2. Step 2: Convert to fraction form
    3,546,219.10/5,319,328.65 = 2,111,328.40/x
  3. Step 3: Cross multiply
    3,546,219.10x = 5,319,328.65 × 2,111,328.40
  4. Step 4: Simplify right side
    3,546,219.10x = 11,230,849,647,678.66
  5. Step 5: Solve for x
    x = 11,230,849,647,678.66/3,546,219.10
  6. Step 6: Final answer
    x = 3,166,992.60

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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.