Home / 1,348,779.71-1,861,294.27-736,919.34

Finding the Fourth Proportional to 1,348,779.71, 1,861,294.27 and 736,919.34

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Solution

The fourth proportional to 1,348,779.71, 1,861,294.27 and 736,919.34 is: 1,016,936.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,779.71 : 1,861,294.27 = 736,919.34 : x
  2. Step 2: Convert to fraction form
    1,348,779.71/1,861,294.27 = 736,919.34/x
  3. Step 3: Cross multiply
    1,348,779.71x = 1,861,294.27 × 736,919.34
  4. Step 4: Simplify right side
    1,348,779.71x = 1,371,623,741,309.59
  5. Step 5: Solve for x
    x = 1,371,623,741,309.59/1,348,779.71
  6. Step 6: Final answer
    x = 1,016,936.82

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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.