Home / 1,348,806.22-1,861,330.41-736,945.78

Finding the Fourth Proportional to 1,348,806.22, 1,861,330.41 and 736,945.78

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Solution

The fourth proportional to 1,348,806.22, 1,861,330.41 and 736,945.78 is: 1,016,973.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,806.22 : 1,861,330.41 = 736,945.78 : x
  2. Step 2: Convert to fraction form
    1,348,806.22/1,861,330.41 = 736,945.78/x
  3. Step 3: Cross multiply
    1,348,806.22x = 1,861,330.41 × 736,945.78
  4. Step 4: Simplify right side
    1,348,806.22x = 1,371,699,590,835.17
  5. Step 5: Solve for x
    x = 1,371,699,590,835.17/1,348,806.22
  6. Step 6: Final answer
    x = 1,016,973.06

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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.