Home / 1,496,487.15-2,245,062.42-431,446.10

Finding the Fourth Proportional to 1,496,487.15, 2,245,062.42 and 431,446.10

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Solution

The fourth proportional to 1,496,487.15, 2,245,062.42 and 431,446.10 is: 647,264.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,487.15 : 2,245,062.42 = 431,446.10 : x
  2. Step 2: Convert to fraction form
    1,496,487.15/2,245,062.42 = 431,446.10/x
  3. Step 3: Cross multiply
    1,496,487.15x = 2,245,062.42 × 431,446.10
  4. Step 4: Simplify right side
    1,496,487.15x = 968,623,414,140.25
  5. Step 5: Solve for x
    x = 968,623,414,140.25/1,496,487.15
  6. Step 6: Final answer
    x = 647,264.77

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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.