Home / 1,384,897.76-2,077,615.96-531,907

Finding the Fourth Proportional to 1,384,897.76, 2,077,615.96 and 531,907

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Solution

The fourth proportional to 1,384,897.76, 2,077,615.96 and 531,907 is: 797,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,897.76 : 2,077,615.96 = 531,907 : x
  2. Step 2: Convert to fraction form
    1,384,897.76/2,077,615.96 = 531,907/x
  3. Step 3: Cross multiply
    1,384,897.76x = 2,077,615.96 × 531,907
  4. Step 4: Simplify right side
    1,384,897.76x = 1,105,098,472,435.72
  5. Step 5: Solve for x
    x = 1,105,098,472,435.72/1,384,897.76
  6. Step 6: Final answer
    x = 797,963.94

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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.