Home / 1,000,861.95-1,381,190.13-541,980.15

Finding the Fourth Proportional to 1,000,861.95, 1,381,190.13 and 541,980.15

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Solution

The fourth proportional to 1,000,861.95, 1,381,190.13 and 541,980.15 is: 747,932.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,861.95 : 1,381,190.13 = 541,980.15 : x
  2. Step 2: Convert to fraction form
    1,000,861.95/1,381,190.13 = 541,980.15/x
  3. Step 3: Cross multiply
    1,000,861.95x = 1,381,190.13 × 541,980.15
  4. Step 4: Simplify right side
    1,000,861.95x = 748,577,628,656.46
  5. Step 5: Solve for x
    x = 748,577,628,656.46/1,000,861.95
  6. Step 6: Final answer
    x = 747,932.95

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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.