Home / 1,357,058.52-2,032,487.40-647,584.80

Finding the Fourth Proportional to 1,357,058.52, 2,032,487.40 and 647,584.80

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Solution

The fourth proportional to 1,357,058.52, 2,032,487.40 and 647,584.80 is: 969,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,058.52 : 2,032,487.40 = 647,584.80 : x
  2. Step 2: Convert to fraction form
    1,357,058.52/2,032,487.40 = 647,584.80/x
  3. Step 3: Cross multiply
    1,357,058.52x = 2,032,487.40 × 647,584.80
  4. Step 4: Simplify right side
    1,357,058.52x = 1,316,207,946,431.52
  5. Step 5: Solve for x
    x = 1,316,207,946,431.52/1,357,058.52
  6. Step 6: Final answer
    x = 969,897.71

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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.