Home / 1,815,332.40-2,722,998.60-1,177,603.20

Finding the Fourth Proportional to 1,815,332.40, 2,722,998.60 and 1,177,603.20

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Solution

The fourth proportional to 1,815,332.40, 2,722,998.60 and 1,177,603.20 is: 1,766,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,332.40 : 2,722,998.60 = 1,177,603.20 : x
  2. Step 2: Convert to fraction form
    1,815,332.40/2,722,998.60 = 1,177,603.20/x
  3. Step 3: Cross multiply
    1,815,332.40x = 2,722,998.60 × 1,177,603.20
  4. Step 4: Simplify right side
    1,815,332.40x = 3,206,611,864,955.52
  5. Step 5: Solve for x
    x = 3,206,611,864,955.52/1,815,332.40
  6. Step 6: Final answer
    x = 1,766,404.80

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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.