Home / 1,147,195.43-1,721,551.18-540,157.35

Finding the Fourth Proportional to 1,147,195.43, 1,721,551.18 and 540,157.35

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Solution

The fourth proportional to 1,147,195.43, 1,721,551.18 and 540,157.35 is: 810,592.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,195.43 : 1,721,551.18 = 540,157.35 : x
  2. Step 2: Convert to fraction form
    1,147,195.43/1,721,551.18 = 540,157.35/x
  3. Step 3: Cross multiply
    1,147,195.43x = 1,721,551.18 × 540,157.35
  4. Step 4: Simplify right side
    1,147,195.43x = 929,908,523,278.17
  5. Step 5: Solve for x
    x = 929,908,523,278.17/1,147,195.43
  6. Step 6: Final answer
    x = 810,592.95

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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.