Home / 2,528,557.20-3,792,835.80-1,678,251.60

Finding the Fourth Proportional to 2,528,557.20, 3,792,835.80 and 1,678,251.60

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Solution

The fourth proportional to 2,528,557.20, 3,792,835.80 and 1,678,251.60 is: 2,517,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,557.20 : 3,792,835.80 = 1,678,251.60 : x
  2. Step 2: Convert to fraction form
    2,528,557.20/3,792,835.80 = 1,678,251.60/x
  3. Step 3: Cross multiply
    2,528,557.20x = 3,792,835.80 × 1,678,251.60
  4. Step 4: Simplify right side
    2,528,557.20x = 6,365,332,749,887.28
  5. Step 5: Solve for x
    x = 6,365,332,749,887.28/2,528,557.20
  6. Step 6: Final answer
    x = 2,517,377.40

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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.