Home / 2,897,098.40-4,345,647.60-1,819,344.80

Finding the Fourth Proportional to 2,897,098.40, 4,345,647.60 and 1,819,344.80

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Solution

The fourth proportional to 2,897,098.40, 4,345,647.60 and 1,819,344.80 is: 2,729,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,098.40 : 4,345,647.60 = 1,819,344.80 : x
  2. Step 2: Convert to fraction form
    2,897,098.40/4,345,647.60 = 1,819,344.80/x
  3. Step 3: Cross multiply
    2,897,098.40x = 4,345,647.60 × 1,819,344.80
  4. Step 4: Simplify right side
    2,897,098.40x = 7,906,231,363,692.48
  5. Step 5: Solve for x
    x = 7,906,231,363,692.48/2,897,098.40
  6. Step 6: Final answer
    x = 2,729,017.20

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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.