Home / 2,740,272.40-4,110,408.60-847,205.20

Finding the Fourth Proportional to 2,740,272.40, 4,110,408.60 and 847,205.20

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Solution

The fourth proportional to 2,740,272.40, 4,110,408.60 and 847,205.20 is: 1,270,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,272.40 : 4,110,408.60 = 847,205.20 : x
  2. Step 2: Convert to fraction form
    2,740,272.40/4,110,408.60 = 847,205.20/x
  3. Step 3: Cross multiply
    2,740,272.40x = 4,110,408.60 × 847,205.20
  4. Step 4: Simplify right side
    2,740,272.40x = 3,482,359,540,044.72
  5. Step 5: Solve for x
    x = 3,482,359,540,044.72/2,740,272.40
  6. Step 6: Final answer
    x = 1,270,807.80

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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.