Home / 1,079,963.33-1,489,359.70-736,312.73

Finding the Fourth Proportional to 1,079,963.33, 1,489,359.70 and 736,312.73

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Solution

The fourth proportional to 1,079,963.33, 1,489,359.70 and 736,312.73 is: 1,015,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,963.33 : 1,489,359.70 = 736,312.73 : x
  2. Step 2: Convert to fraction form
    1,079,963.33/1,489,359.70 = 736,312.73/x
  3. Step 3: Cross multiply
    1,079,963.33x = 1,489,359.70 × 736,312.73
  4. Step 4: Simplify right side
    1,079,963.33x = 1,096,634,506,658.98
  5. Step 5: Solve for x
    x = 1,096,634,506,658.98/1,079,963.33
  6. Step 6: Final answer
    x = 1,015,436.80

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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.