Home / 1,361,875.20-2,042,594.10-415,025.70

Finding the Fourth Proportional to 1,361,875.20, 2,042,594.10 and 415,025.70

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Solution

The fourth proportional to 1,361,875.20, 2,042,594.10 and 415,025.70 is: 622,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,875.20 : 2,042,594.10 = 415,025.70 : x
  2. Step 2: Convert to fraction form
    1,361,875.20/2,042,594.10 = 415,025.70/x
  3. Step 3: Cross multiply
    1,361,875.20x = 2,042,594.10 × 415,025.70
  4. Step 4: Simplify right side
    1,361,875.20x = 847,729,046,168.37
  5. Step 5: Solve for x
    x = 847,729,046,168.37/1,361,875.20
  6. Step 6: Final answer
    x = 622,471.90

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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.