Home / 1,580,391.20-2,369,626.83-619,695.88

Finding the Fourth Proportional to 1,580,391.20, 2,369,626.83 and 619,695.88

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Solution

The fourth proportional to 1,580,391.20, 2,369,626.83 and 619,695.88 is: 929,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,391.20 : 2,369,626.83 = 619,695.88 : x
  2. Step 2: Convert to fraction form
    1,580,391.20/2,369,626.83 = 619,695.88/x
  3. Step 3: Cross multiply
    1,580,391.20x = 2,369,626.83 × 619,695.88
  4. Step 4: Simplify right side
    1,580,391.20x = 1,468,447,983,688.46
  5. Step 5: Solve for x
    x = 1,468,447,983,688.46/1,580,391.20
  6. Step 6: Final answer
    x = 929,167.40

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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.