Home / 1,102,123.22-1,653,378.57-503,144.91

Finding the Fourth Proportional to 1,102,123.22, 1,653,378.57 and 503,144.91

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Solution

The fourth proportional to 1,102,123.22, 1,653,378.57 and 503,144.91 is: 754,805.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,123.22 : 1,653,378.57 = 503,144.91 : x
  2. Step 2: Convert to fraction form
    1,102,123.22/1,653,378.57 = 503,144.91/x
  3. Step 3: Cross multiply
    1,102,123.22x = 1,653,378.57 × 503,144.91
  4. Step 4: Simplify right side
    1,102,123.22x = 831,889,011,798.58
  5. Step 5: Solve for x
    x = 831,889,011,798.58/1,102,123.22
  6. Step 6: Final answer
    x = 754,805.82

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Double scale
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1.5x scale

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.