Home / 1,333,989.43-2,000,378.67-575,472.22

Finding the Fourth Proportional to 1,333,989.43, 2,000,378.67 and 575,472.22

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Solution

The fourth proportional to 1,333,989.43, 2,000,378.67 and 575,472.22 is: 862,947.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,989.43 : 2,000,378.67 = 575,472.22 : x
  2. Step 2: Convert to fraction form
    1,333,989.43/2,000,378.67 = 575,472.22/x
  3. Step 3: Cross multiply
    1,333,989.43x = 2,000,378.67 × 575,472.22
  4. Step 4: Simplify right side
    1,333,989.43x = 1,151,162,354,065.55
  5. Step 5: Solve for x
    x = 1,151,162,354,065.55/1,333,989.43
  6. Step 6: Final answer
    x = 862,947.13

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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.