Home / 1,348,779.30-1,861,293.69-736,918.92

Finding the Fourth Proportional to 1,348,779.30, 1,861,293.69 and 736,918.92

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Solution

The fourth proportional to 1,348,779.30, 1,861,293.69 and 736,918.92 is: 1,016,936.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,779.30 : 1,861,293.69 = 736,918.92 : x
  2. Step 2: Convert to fraction form
    1,348,779.30/1,861,293.69 = 736,918.92/x
  3. Step 3: Cross multiply
    1,348,779.30x = 1,861,293.69 × 736,918.92
  4. Step 4: Simplify right side
    1,348,779.30x = 1,371,622,535,837.61
  5. Step 5: Solve for x
    x = 1,371,622,535,837.61/1,348,779.30
  6. Step 6: Final answer
    x = 1,016,936.23

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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.