Home / 1,034,286.70-1,551,430.05-715,422.10

Finding the Fourth Proportional to 1,034,286.70, 1,551,430.05 and 715,422.10

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Solution

The fourth proportional to 1,034,286.70, 1,551,430.05 and 715,422.10 is: 1,073,133.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,286.70 : 1,551,430.05 = 715,422.10 : x
  2. Step 2: Convert to fraction form
    1,034,286.70/1,551,430.05 = 715,422.10/x
  3. Step 3: Cross multiply
    1,034,286.70x = 1,551,430.05 × 715,422.10
  4. Step 4: Simplify right side
    1,034,286.70x = 1,109,927,344,374.11
  5. Step 5: Solve for x
    x = 1,109,927,344,374.11/1,034,286.70
  6. Step 6: Final answer
    x = 1,073,133.15

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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.