Home / 3,571,205.60-4,927,497.01-2,121,389.84

Finding the Fourth Proportional to 3,571,205.60, 4,927,497.01 and 2,121,389.84

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Solution

The fourth proportional to 3,571,205.60, 4,927,497.01 and 2,121,389.84 is: 2,927,062.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,205.60 : 4,927,497.01 = 2,121,389.84 : x
  2. Step 2: Convert to fraction form
    3,571,205.60/4,927,497.01 = 2,121,389.84/x
  3. Step 3: Cross multiply
    3,571,205.60x = 4,927,497.01 × 2,121,389.84
  4. Step 4: Simplify right side
    3,571,205.60x = 10,453,142,093,644.38
  5. Step 5: Solve for x
    x = 10,453,142,093,644.38/3,571,205.60
  6. Step 6: Final answer
    x = 2,927,062.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.