Home / 1,177,793.40-1,766,855.36-578,778.16

Finding the Fourth Proportional to 1,177,793.40, 1,766,855.36 and 578,778.16

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Solution

The fourth proportional to 1,177,793.40, 1,766,855.36 and 578,778.16 is: 868,248.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,793.40 : 1,766,855.36 = 578,778.16 : x
  2. Step 2: Convert to fraction form
    1,177,793.40/1,766,855.36 = 578,778.16/x
  3. Step 3: Cross multiply
    1,177,793.40x = 1,766,855.36 × 578,778.16
  4. Step 4: Simplify right side
    1,177,793.40x = 1,022,617,294,246.94
  5. Step 5: Solve for x
    x = 1,022,617,294,246.94/1,177,793.40
  6. Step 6: Final answer
    x = 868,248.45

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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.