Home / 1,581,022.76-2,371,599.72-459,091.76

Finding the Fourth Proportional to 1,581,022.76, 2,371,599.72 and 459,091.76

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Solution

The fourth proportional to 1,581,022.76, 2,371,599.72 and 459,091.76 is: 688,656.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,022.76 : 2,371,599.72 = 459,091.76 : x
  2. Step 2: Convert to fraction form
    1,581,022.76/2,371,599.72 = 459,091.76/x
  3. Step 3: Cross multiply
    1,581,022.76x = 2,371,599.72 × 459,091.76
  4. Step 4: Simplify right side
    1,581,022.76x = 1,088,781,889,470.31
  5. Step 5: Solve for x
    x = 1,088,781,889,470.31/1,581,022.76
  6. Step 6: Final answer
    x = 688,656.68

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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.