Home / 1,129,752.34-1,694,642.20-331,050.08

Finding the Fourth Proportional to 1,129,752.34, 1,694,642.20 and 331,050.08

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Solution

The fourth proportional to 1,129,752.34, 1,694,642.20 and 331,050.08 is: 496,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,752.34 : 1,694,642.20 = 331,050.08 : x
  2. Step 2: Convert to fraction form
    1,129,752.34/1,694,642.20 = 331,050.08/x
  3. Step 3: Cross multiply
    1,129,752.34x = 1,694,642.20 × 331,050.08
  4. Step 4: Simplify right side
    1,129,752.34x = 561,011,435,881.38
  5. Step 5: Solve for x
    x = 561,011,435,881.38/1,129,752.34
  6. Step 6: Final answer
    x = 496,579.13

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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.