Home / 1,656,847.60-2,485,854.60-814,836.40

Finding the Fourth Proportional to 1,656,847.60, 2,485,854.60 and 814,836.40

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Solution

The fourth proportional to 1,656,847.60, 2,485,854.60 and 814,836.40 is: 1,222,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,847.60 : 2,485,854.60 = 814,836.40 : x
  2. Step 2: Convert to fraction form
    1,656,847.60/2,485,854.60 = 814,836.40/x
  3. Step 3: Cross multiply
    1,656,847.60x = 2,485,854.60 × 814,836.40
  4. Step 4: Simplify right side
    1,656,847.60x = 2,025,564,813,187.44
  5. Step 5: Solve for x
    x = 2,025,564,813,187.44/1,656,847.60
  6. Step 6: Final answer
    x = 1,222,541.42

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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.