Home / 1,058,455.55-1,460,793.89-628,737.39

Finding the Fourth Proportional to 1,058,455.55, 1,460,793.89 and 628,737.39

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Solution

The fourth proportional to 1,058,455.55, 1,460,793.89 and 628,737.39 is: 867,731.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,455.55 : 1,460,793.89 = 628,737.39 : x
  2. Step 2: Convert to fraction form
    1,058,455.55/1,460,793.89 = 628,737.39/x
  3. Step 3: Cross multiply
    1,058,455.55x = 1,460,793.89 × 628,737.39
  4. Step 4: Simplify right side
    1,058,455.55x = 918,455,737,726.55
  5. Step 5: Solve for x
    x = 918,455,737,726.55/1,058,455.55
  6. Step 6: Final answer
    x = 867,731.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.