Home / 1,048,062.65-1,445,299.00-665,425.13

Finding the Fourth Proportional to 1,048,062.65, 1,445,299.00 and 665,425.13

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Solution

The fourth proportional to 1,048,062.65, 1,445,299.00 and 665,425.13 is: 917,634.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,062.65 : 1,445,299.00 = 665,425.13 : x
  2. Step 2: Convert to fraction form
    1,048,062.65/1,445,299.00 = 665,425.13/x
  3. Step 3: Cross multiply
    1,048,062.65x = 1,445,299.00 × 665,425.13
  4. Step 4: Simplify right side
    1,048,062.65x = 961,738,266,073.81
  5. Step 5: Solve for x
    x = 961,738,266,073.81/1,048,062.65
  6. Step 6: Final answer
    x = 917,634.33

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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.