Home / 1,058,876.20-1,588,703.10-427,853.80

Finding the Fourth Proportional to 1,058,876.20, 1,588,703.10 and 427,853.80

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Solution

The fourth proportional to 1,058,876.20, 1,588,703.10 and 427,853.80 is: 641,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,876.20 : 1,588,703.10 = 427,853.80 : x
  2. Step 2: Convert to fraction form
    1,058,876.20/1,588,703.10 = 427,853.80/x
  3. Step 3: Cross multiply
    1,058,876.20x = 1,588,703.10 × 427,853.80
  4. Step 4: Simplify right side
    1,058,876.20x = 679,732,658,406.78
  5. Step 5: Solve for x
    x = 679,732,658,406.78/1,058,876.20
  6. Step 6: Final answer
    x = 641,937.80

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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.