Home / 1,646,158.33-2,469,681.24-686,294.92

Finding the Fourth Proportional to 1,646,158.33, 2,469,681.24 and 686,294.92

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Solution

The fourth proportional to 1,646,158.33, 2,469,681.24 and 686,294.92 is: 1,029,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,158.33 : 2,469,681.24 = 686,294.92 : x
  2. Step 2: Convert to fraction form
    1,646,158.33/2,469,681.24 = 686,294.92/x
  3. Step 3: Cross multiply
    1,646,158.33x = 2,469,681.24 × 686,294.92
  4. Step 4: Simplify right side
    1,646,158.33x = 1,694,929,689,031.30
  5. Step 5: Solve for x
    x = 1,694,929,689,031.30/1,646,158.33
  6. Step 6: Final answer
    x = 1,029,627.38

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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.