Home / 2,897,865.50-3,998,854.04-1,608,604.43

Finding the Fourth Proportional to 2,897,865.50, 3,998,854.04 and 1,608,604.43

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Solution

The fourth proportional to 2,897,865.50, 3,998,854.04 and 1,608,604.43 is: 2,219,762.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,865.50 : 3,998,854.04 = 1,608,604.43 : x
  2. Step 2: Convert to fraction form
    2,897,865.50/3,998,854.04 = 1,608,604.43/x
  3. Step 3: Cross multiply
    2,897,865.50x = 3,998,854.04 × 1,608,604.43
  4. Step 4: Simplify right side
    2,897,865.50x = 6,432,574,295,630.11
  5. Step 5: Solve for x
    x = 6,432,574,295,630.11/2,897,865.50
  6. Step 6: Final answer
    x = 2,219,762.89

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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.