Home / 1,727,017.28-2,591,099.40-767,339.36

Finding the Fourth Proportional to 1,727,017.28, 2,591,099.40 and 767,339.36

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Solution

The fourth proportional to 1,727,017.28, 2,591,099.40 and 767,339.36 is: 1,151,263.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,017.28 : 2,591,099.40 = 767,339.36 : x
  2. Step 2: Convert to fraction form
    1,727,017.28/2,591,099.40 = 767,339.36/x
  3. Step 3: Cross multiply
    1,727,017.28x = 2,591,099.40 × 767,339.36
  4. Step 4: Simplify right side
    1,727,017.28x = 1,988,252,555,292.38
  5. Step 5: Solve for x
    x = 1,988,252,555,292.38/1,727,017.28
  6. Step 6: Final answer
    x = 1,151,263.85

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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.