Home / 1,874,966.87-2,587,442.20-1,059,434.57

Finding the Fourth Proportional to 1,874,966.87, 2,587,442.20 and 1,059,434.57

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Solution

The fourth proportional to 1,874,966.87, 2,587,442.20 and 1,059,434.57 is: 1,462,012.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,966.87 : 2,587,442.20 = 1,059,434.57 : x
  2. Step 2: Convert to fraction form
    1,874,966.87/2,587,442.20 = 1,059,434.57/x
  3. Step 3: Cross multiply
    1,874,966.87x = 2,587,442.20 × 1,059,434.57
  4. Step 4: Simplify right side
    1,874,966.87x = 2,741,225,718,376.87
  5. Step 5: Solve for x
    x = 2,741,225,718,376.87/1,874,966.87
  6. Step 6: Final answer
    x = 1,462,012.88

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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.