Home / 2,897,306.28-3,998,225.70-1,608,162.12

Finding the Fourth Proportional to 2,897,306.28, 3,998,225.70 and 1,608,162.12

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Solution

The fourth proportional to 2,897,306.28, 3,998,225.70 and 1,608,162.12 is: 2,219,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,306.28 : 3,998,225.70 = 1,608,162.12 : x
  2. Step 2: Convert to fraction form
    2,897,306.28/3,998,225.70 = 1,608,162.12/x
  3. Step 3: Cross multiply
    2,897,306.28x = 3,998,225.70 × 1,608,162.12
  4. Step 4: Simplify right side
    2,897,306.28x = 6,429,795,117,950.49
  5. Step 5: Solve for x
    x = 6,429,795,117,950.49/2,897,306.28
  6. Step 6: Final answer
    x = 2,219,232.11

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1.5x scale

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.