Home / 1,005,847.62-1,388,027.46-570,294.28

Finding the Fourth Proportional to 1,005,847.62, 1,388,027.46 and 570,294.28

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Solution

The fourth proportional to 1,005,847.62, 1,388,027.46 and 570,294.28 is: 786,982.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,847.62 : 1,388,027.46 = 570,294.28 : x
  2. Step 2: Convert to fraction form
    1,005,847.62/1,388,027.46 = 570,294.28/x
  3. Step 3: Cross multiply
    1,005,847.62x = 1,388,027.46 × 570,294.28
  4. Step 4: Simplify right side
    1,005,847.62x = 791,584,120,920.93
  5. Step 5: Solve for x
    x = 791,584,120,920.93/1,005,847.62
  6. Step 6: Final answer
    x = 786,982.15

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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.