Home / 1,026,712.60-1,540,174.47-387,554.70

Finding the Fourth Proportional to 1,026,712.60, 1,540,174.47 and 387,554.70

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Solution

The fourth proportional to 1,026,712.60, 1,540,174.47 and 387,554.70 is: 581,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,712.60 : 1,540,174.47 = 387,554.70 : x
  2. Step 2: Convert to fraction form
    1,026,712.60/1,540,174.47 = 387,554.70/x
  3. Step 3: Cross multiply
    1,026,712.60x = 1,540,174.47 × 387,554.70
  4. Step 4: Simplify right side
    1,026,712.60x = 596,901,854,668.51
  5. Step 5: Solve for x
    x = 596,901,854,668.51/1,026,712.60
  6. Step 6: Final answer
    x = 581,371.90

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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.