Home / 1,082,439.04-1,623,178.56-576,905.80

Finding the Fourth Proportional to 1,082,439.04, 1,623,178.56 and 576,905.80

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Solution

The fourth proportional to 1,082,439.04, 1,623,178.56 and 576,905.80 is: 865,102.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,439.04 : 1,623,178.56 = 576,905.80 : x
  2. Step 2: Convert to fraction form
    1,082,439.04/1,623,178.56 = 576,905.80/x
  3. Step 3: Cross multiply
    1,082,439.04x = 1,623,178.56 × 576,905.80
  4. Step 4: Simplify right side
    1,082,439.04x = 936,421,125,699.65
  5. Step 5: Solve for x
    x = 936,421,125,699.65/1,082,439.04
  6. Step 6: Final answer
    x = 865,102.88

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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.