Home / 1,082,129.80-1,623,416.14-372,065.58

Finding the Fourth Proportional to 1,082,129.80, 1,623,416.14 and 372,065.58

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Solution

The fourth proportional to 1,082,129.80, 1,623,416.14 and 372,065.58 is: 558,174.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,129.80 : 1,623,416.14 = 372,065.58 : x
  2. Step 2: Convert to fraction form
    1,082,129.80/1,623,416.14 = 372,065.58/x
  3. Step 3: Cross multiply
    1,082,129.80x = 1,623,416.14 × 372,065.58
  4. Step 4: Simplify right side
    1,082,129.80x = 604,017,267,710.46
  5. Step 5: Solve for x
    x = 604,017,267,710.46/1,082,129.80
  6. Step 6: Final answer
    x = 558,174.51

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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.