Home / 1,587,335.40-2,190,540.60-934,105.84

Finding the Fourth Proportional to 1,587,335.40, 2,190,540.60 and 934,105.84

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Solution

The fourth proportional to 1,587,335.40, 2,190,540.60 and 934,105.84 is: 1,289,076.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,335.40 : 2,190,540.60 = 934,105.84 : x
  2. Step 2: Convert to fraction form
    1,587,335.40/2,190,540.60 = 934,105.84/x
  3. Step 3: Cross multiply
    1,587,335.40x = 2,190,540.60 × 934,105.84
  4. Step 4: Simplify right side
    1,587,335.40x = 2,046,196,767,217.10
  5. Step 5: Solve for x
    x = 2,046,196,767,217.10/1,587,335.40
  6. Step 6: Final answer
    x = 1,289,076.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.