Home / 3,463,691.10-4,779,752.50-1,914,854.20

Finding the Fourth Proportional to 3,463,691.10, 4,779,752.50 and 1,914,854.20

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Solution

The fourth proportional to 3,463,691.10, 4,779,752.50 and 1,914,854.20 is: 2,642,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463,691.10 : 4,779,752.50 = 1,914,854.20 : x
  2. Step 2: Convert to fraction form
    3,463,691.10/4,779,752.50 = 1,914,854.20/x
  3. Step 3: Cross multiply
    3,463,691.10x = 4,779,752.50 × 1,914,854.20
  4. Step 4: Simplify right side
    3,463,691.10x = 9,152,529,140,029.69
  5. Step 5: Solve for x
    x = 9,152,529,140,029.69/3,463,691.10
  6. Step 6: Final answer
    x = 2,642,420.73

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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.