Home / 2,627,117.40-3,940,676.10-1,029,149.40

Finding the Fourth Proportional to 2,627,117.40, 3,940,676.10 and 1,029,149.40

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Solution

The fourth proportional to 2,627,117.40, 3,940,676.10 and 1,029,149.40 is: 1,543,724.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627,117.40 : 3,940,676.10 = 1,029,149.40 : x
  2. Step 2: Convert to fraction form
    2,627,117.40/3,940,676.10 = 1,029,149.40/x
  3. Step 3: Cross multiply
    2,627,117.40x = 3,940,676.10 × 1,029,149.40
  4. Step 4: Simplify right side
    2,627,117.40x = 4,055,544,443,909.34
  5. Step 5: Solve for x
    x = 4,055,544,443,909.34/2,627,117.40
  6. Step 6: Final answer
    x = 1,543,724.10

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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.