Home / 1,348,789.67-1,861,307.71-736,929.26

Finding the Fourth Proportional to 1,348,789.67, 1,861,307.71 and 736,929.26

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Solution

The fourth proportional to 1,348,789.67, 1,861,307.71 and 736,929.26 is: 1,016,950.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,789.67 : 1,861,307.71 = 736,929.26 : x
  2. Step 2: Convert to fraction form
    1,348,789.67/1,861,307.71 = 736,929.26/x
  3. Step 3: Cross multiply
    1,348,789.67x = 1,861,307.71 × 736,929.26
  4. Step 4: Simplify right side
    1,348,789.67x = 1,371,652,113,362.59
  5. Step 5: Solve for x
    x = 1,371,652,113,362.59/1,348,789.67
  6. Step 6: Final answer
    x = 1,016,950.34

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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.