Home / 747,951.84-1,121,096.70-569,871.72

Finding the Fourth Proportional to 747,951.84, 1,121,096.70 and 569,871.72

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Solution

The fourth proportional to 747,951.84, 1,121,096.70 and 569,871.72 is: 854,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,951.84 : 1,121,096.70 = 569,871.72 : x
  2. Step 2: Convert to fraction form
    747,951.84/1,121,096.70 = 569,871.72/x
  3. Step 3: Cross multiply
    747,951.84x = 1,121,096.70 × 569,871.72
  4. Step 4: Simplify right side
    747,951.84x = 638,881,304,715.32
  5. Step 5: Solve for x
    x = 638,881,304,715.32/747,951.84
  6. Step 6: Final answer
    x = 854,174.39

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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.