Home / 1,034,270.20-1,551,405.30-715,405.60

Finding the Fourth Proportional to 1,034,270.20, 1,551,405.30 and 715,405.60

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Solution

The fourth proportional to 1,034,270.20, 1,551,405.30 and 715,405.60 is: 1,073,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,270.20 : 1,551,405.30 = 715,405.60 : x
  2. Step 2: Convert to fraction form
    1,034,270.20/1,551,405.30 = 715,405.60/x
  3. Step 3: Cross multiply
    1,034,270.20x = 1,551,405.30 × 715,405.60
  4. Step 4: Simplify right side
    1,034,270.20x = 1,109,884,039,489.68
  5. Step 5: Solve for x
    x = 1,109,884,039,489.68/1,034,270.20
  6. Step 6: Final answer
    x = 1,073,108.40

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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.