Home / 1,250,043.71-1,725,060.80-677,082.11

Finding the Fourth Proportional to 1,250,043.71, 1,725,060.80 and 677,082.11

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Solution

The fourth proportional to 1,250,043.71, 1,725,060.80 and 677,082.11 is: 934,373.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,043.71 : 1,725,060.80 = 677,082.11 : x
  2. Step 2: Convert to fraction form
    1,250,043.71/1,725,060.80 = 677,082.11/x
  3. Step 3: Cross multiply
    1,250,043.71x = 1,725,060.80 × 677,082.11
  4. Step 4: Simplify right side
    1,250,043.71x = 1,168,007,806,342.29
  5. Step 5: Solve for x
    x = 1,168,007,806,342.29/1,250,043.71
  6. Step 6: Final answer
    x = 934,373.57

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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.