Home / 722,595.64-1,083,663.76-675,421.96

Finding the Fourth Proportional to 722,595.64, 1,083,663.76 and 675,421.96

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Solution

The fourth proportional to 722,595.64, 1,083,663.76 and 675,421.96 is: 1,012,918.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,595.64 : 1,083,663.76 = 675,421.96 : x
  2. Step 2: Convert to fraction form
    722,595.64/1,083,663.76 = 675,421.96/x
  3. Step 3: Cross multiply
    722,595.64x = 1,083,663.76 × 675,421.96
  4. Step 4: Simplify right side
    722,595.64x = 731,930,300,760.17
  5. Step 5: Solve for x
    x = 731,930,300,760.17/722,595.64
  6. Step 6: Final answer
    x = 1,012,918.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.