Home / 2,897,745.40-4,346,618.10-2,227,211.20

Finding the Fourth Proportional to 2,897,745.40, 4,346,618.10 and 2,227,211.20

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Solution

The fourth proportional to 2,897,745.40, 4,346,618.10 and 2,227,211.20 is: 3,340,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,745.40 : 4,346,618.10 = 2,227,211.20 : x
  2. Step 2: Convert to fraction form
    2,897,745.40/4,346,618.10 = 2,227,211.20/x
  3. Step 3: Cross multiply
    2,897,745.40x = 4,346,618.10 × 2,227,211.20
  4. Step 4: Simplify right side
    2,897,745.40x = 9,680,836,514,442.72
  5. Step 5: Solve for x
    x = 9,680,836,514,442.72/2,897,745.40
  6. Step 6: Final answer
    x = 3,340,816.80

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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.