Home / 1,348,772.55-1,861,284.40-736,912.17

Finding the Fourth Proportional to 1,348,772.55, 1,861,284.40 and 736,912.17

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Solution

The fourth proportional to 1,348,772.55, 1,861,284.40 and 736,912.17 is: 1,016,926.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,772.55 : 1,861,284.40 = 736,912.17 : x
  2. Step 2: Convert to fraction form
    1,348,772.55/1,861,284.40 = 736,912.17/x
  3. Step 3: Cross multiply
    1,348,772.55x = 1,861,284.40 × 736,912.17
  4. Step 4: Simplify right side
    1,348,772.55x = 1,371,603,128,494.00
  5. Step 5: Solve for x
    x = 1,371,603,128,494.00/1,348,772.55
  6. Step 6: Final answer
    x = 1,016,926.93

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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.