Home / 1,428,433.52-2,142,776.04-529,885.04

Finding the Fourth Proportional to 1,428,433.52, 2,142,776.04 and 529,885.04

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Solution

The fourth proportional to 1,428,433.52, 2,142,776.04 and 529,885.04 is: 794,874.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,433.52 : 2,142,776.04 = 529,885.04 : x
  2. Step 2: Convert to fraction form
    1,428,433.52/2,142,776.04 = 529,885.04/x
  3. Step 3: Cross multiply
    1,428,433.52x = 2,142,776.04 × 529,885.04
  4. Step 4: Simplify right side
    1,428,433.52x = 1,135,424,967,666.44
  5. Step 5: Solve for x
    x = 1,135,424,967,666.44/1,428,433.52
  6. Step 6: Final answer
    x = 794,874.21

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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.