Home / 1,257,982.60-1,884,209.10-1,230,334.60

Finding the Fourth Proportional to 1,257,982.60, 1,884,209.10 and 1,230,334.60

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Solution

The fourth proportional to 1,257,982.60, 1,884,209.10 and 1,230,334.60 is: 1,842,797.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,982.60 : 1,884,209.10 = 1,230,334.60 : x
  2. Step 2: Convert to fraction form
    1,257,982.60/1,884,209.10 = 1,230,334.60/x
  3. Step 3: Cross multiply
    1,257,982.60x = 1,884,209.10 × 1,230,334.60
  4. Step 4: Simplify right side
    1,257,982.60x = 2,318,207,649,364.86
  5. Step 5: Solve for x
    x = 2,318,207,649,364.86/1,257,982.60
  6. Step 6: Final answer
    x = 1,842,797.86

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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.