Home / 2,931,342.60-4,397,013.90-2,427,457.80

Finding the Fourth Proportional to 2,931,342.60, 4,397,013.90 and 2,427,457.80

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Solution

The fourth proportional to 2,931,342.60, 4,397,013.90 and 2,427,457.80 is: 3,641,186.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,342.60 : 4,397,013.90 = 2,427,457.80 : x
  2. Step 2: Convert to fraction form
    2,931,342.60/4,397,013.90 = 2,427,457.80/x
  3. Step 3: Cross multiply
    2,931,342.60x = 4,397,013.90 × 2,427,457.80
  4. Step 4: Simplify right side
    2,931,342.60x = 10,673,565,688,263.42
  5. Step 5: Solve for x
    x = 10,673,565,688,263.42/2,931,342.60
  6. Step 6: Final answer
    x = 3,641,186.70

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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.