Home / 1,328,188.60-1,992,023.70-441,724.60

Finding the Fourth Proportional to 1,328,188.60, 1,992,023.70 and 441,724.60

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Solution

The fourth proportional to 1,328,188.60, 1,992,023.70 and 441,724.60 is: 662,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,188.60 : 1,992,023.70 = 441,724.60 : x
  2. Step 2: Convert to fraction form
    1,328,188.60/1,992,023.70 = 441,724.60/x
  3. Step 3: Cross multiply
    1,328,188.60x = 1,992,023.70 × 441,724.60
  4. Step 4: Simplify right side
    1,328,188.60x = 879,925,872,073.02
  5. Step 5: Solve for x
    x = 879,925,872,073.02/1,328,188.60
  6. Step 6: Final answer
    x = 662,500.70

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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.