Home / 1,572,941.12-2,354,337.03-813,737.10

Finding the Fourth Proportional to 1,572,941.12, 2,354,337.03 and 813,737.10

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Solution

The fourth proportional to 1,572,941.12, 2,354,337.03 and 813,737.10 is: 1,217,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,941.12 : 2,354,337.03 = 813,737.10 : x
  2. Step 2: Convert to fraction form
    1,572,941.12/2,354,337.03 = 813,737.10/x
  3. Step 3: Cross multiply
    1,572,941.12x = 2,354,337.03 × 813,737.10
  4. Step 4: Simplify right side
    1,572,941.12x = 1,915,811,387,214.81
  5. Step 5: Solve for x
    x = 1,915,811,387,214.81/1,572,941.12
  6. Step 6: Final answer
    x = 1,217,980.36

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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.