Home / 1,267,776.16-1,902,279.33-557,711.93

Finding the Fourth Proportional to 1,267,776.16, 1,902,279.33 and 557,711.93

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Solution

The fourth proportional to 1,267,776.16, 1,902,279.33 and 557,711.93 is: 836,838.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,776.16 : 1,902,279.33 = 557,711.93 : x
  2. Step 2: Convert to fraction form
    1,267,776.16/1,902,279.33 = 557,711.93/x
  3. Step 3: Cross multiply
    1,267,776.16x = 1,902,279.33 × 557,711.93
  4. Step 4: Simplify right side
    1,267,776.16x = 1,060,923,881,289.11
  5. Step 5: Solve for x
    x = 1,060,923,881,289.11/1,267,776.16
  6. Step 6: Final answer
    x = 836,838.49

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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.