Home / 1,379,455.52-1,902,570.17-896,176.38

Finding the Fourth Proportional to 1,379,455.52, 1,902,570.17 and 896,176.38

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Solution

The fourth proportional to 1,379,455.52, 1,902,570.17 and 896,176.38 is: 1,236,022.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,455.52 : 1,902,570.17 = 896,176.38 : x
  2. Step 2: Convert to fraction form
    1,379,455.52/1,902,570.17 = 896,176.38/x
  3. Step 3: Cross multiply
    1,379,455.52x = 1,902,570.17 × 896,176.38
  4. Step 4: Simplify right side
    1,379,455.52x = 1,705,038,440,374.17
  5. Step 5: Solve for x
    x = 1,705,038,440,374.17/1,379,455.52
  6. Step 6: Final answer
    x = 1,236,022.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.