Home / 1,000,660.76-1,380,895.27-541,771.67

Finding the Fourth Proportional to 1,000,660.76, 1,380,895.27 and 541,771.67

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Solution

The fourth proportional to 1,000,660.76, 1,380,895.27 and 541,771.67 is: 747,635.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,660.76 : 1,380,895.27 = 541,771.67 : x
  2. Step 2: Convert to fraction form
    1,000,660.76/1,380,895.27 = 541,771.67/x
  3. Step 3: Cross multiply
    1,000,660.76x = 1,380,895.27 × 541,771.67
  4. Step 4: Simplify right side
    1,000,660.76x = 748,129,928,264.10
  5. Step 5: Solve for x
    x = 748,129,928,264.10/1,000,660.76
  6. Step 6: Final answer
    x = 747,635.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.