Home / 982,670.80-1,475,561.40-746,280.40

Finding the Fourth Proportional to 982,670.80, 1,475,561.40 and 746,280.40

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Solution

The fourth proportional to 982,670.80, 1,475,561.40 and 746,280.40 is: 1,120,601.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,670.80 : 1,475,561.40 = 746,280.40 : x
  2. Step 2: Convert to fraction form
    982,670.80/1,475,561.40 = 746,280.40/x
  3. Step 3: Cross multiply
    982,670.80x = 1,475,561.40 × 746,280.40
  4. Step 4: Simplify right side
    982,670.80x = 1,101,182,551,816.56
  5. Step 5: Solve for x
    x = 1,101,182,551,816.56/982,670.80
  6. Step 6: Final answer
    x = 1,120,601.68

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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.