Home / 1,051,687.70-1,577,531.55-341,738.90

Finding the Fourth Proportional to 1,051,687.70, 1,577,531.55 and 341,738.90

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Solution

The fourth proportional to 1,051,687.70, 1,577,531.55 and 341,738.90 is: 512,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,687.70 : 1,577,531.55 = 341,738.90 : x
  2. Step 2: Convert to fraction form
    1,051,687.70/1,577,531.55 = 341,738.90/x
  3. Step 3: Cross multiply
    1,051,687.70x = 1,577,531.55 × 341,738.90
  4. Step 4: Simplify right side
    1,051,687.70x = 539,103,896,612.30
  5. Step 5: Solve for x
    x = 539,103,896,612.30/1,051,687.70
  6. Step 6: Final answer
    x = 512,608.35

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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.