Home / 2,753,397.90-4,126,597.65-1,330,389.90

Finding the Fourth Proportional to 2,753,397.90, 4,126,597.65 and 1,330,389.90

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Solution

The fourth proportional to 2,753,397.90, 4,126,597.65 and 1,330,389.90 is: 1,993,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,397.90 : 4,126,597.65 = 1,330,389.90 : x
  2. Step 2: Convert to fraction form
    2,753,397.90/4,126,597.65 = 1,330,389.90/x
  3. Step 3: Cross multiply
    2,753,397.90x = 4,126,597.65 × 1,330,389.90
  4. Step 4: Simplify right side
    2,753,397.90x = 5,489,983,834,923.73
  5. Step 5: Solve for x
    x = 5,489,983,834,923.73/2,753,397.90
  6. Step 6: Final answer
    x = 1,993,894.10

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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.