Home / 984,005.80-1,476,008.70-648,082.60

Finding the Fourth Proportional to 984,005.80, 1,476,008.70 and 648,082.60

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Solution

The fourth proportional to 984,005.80, 1,476,008.70 and 648,082.60 is: 972,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,005.80 : 1,476,008.70 = 648,082.60 : x
  2. Step 2: Convert to fraction form
    984,005.80/1,476,008.70 = 648,082.60/x
  3. Step 3: Cross multiply
    984,005.80x = 1,476,008.70 × 648,082.60
  4. Step 4: Simplify right side
    984,005.80x = 956,575,555,918.62
  5. Step 5: Solve for x
    x = 956,575,555,918.62/984,005.80
  6. Step 6: Final answer
    x = 972,123.90

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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.