Home / 1,555,058.52-2,332,587.78-657,513.72

Finding the Fourth Proportional to 1,555,058.52, 2,332,587.78 and 657,513.72

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Solution

The fourth proportional to 1,555,058.52, 2,332,587.78 and 657,513.72 is: 986,270.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,058.52 : 2,332,587.78 = 657,513.72 : x
  2. Step 2: Convert to fraction form
    1,555,058.52/2,332,587.78 = 657,513.72/x
  3. Step 3: Cross multiply
    1,555,058.52x = 2,332,587.78 × 657,513.72
  4. Step 4: Simplify right side
    1,555,058.52x = 1,533,708,468,454.34
  5. Step 5: Solve for x
    x = 1,533,708,468,454.34/1,555,058.52
  6. Step 6: Final answer
    x = 986,270.58

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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.