Home / 2,194,865.40-3,292,298.10-1,956,919.80

Finding the Fourth Proportional to 2,194,865.40, 3,292,298.10 and 1,956,919.80

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Solution

The fourth proportional to 2,194,865.40, 3,292,298.10 and 1,956,919.80 is: 2,935,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,865.40 : 3,292,298.10 = 1,956,919.80 : x
  2. Step 2: Convert to fraction form
    2,194,865.40/3,292,298.10 = 1,956,919.80/x
  3. Step 3: Cross multiply
    2,194,865.40x = 3,292,298.10 × 1,956,919.80
  4. Step 4: Simplify right side
    2,194,865.40x = 6,442,763,339,392.38
  5. Step 5: Solve for x
    x = 6,442,763,339,392.38/2,194,865.40
  6. Step 6: Final answer
    x = 2,935,379.70

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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.