Home / 2,378,845.28-3,282,722.98-1,291,094.96

Finding the Fourth Proportional to 2,378,845.28, 3,282,722.98 and 1,291,094.96

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Solution

The fourth proportional to 2,378,845.28, 3,282,722.98 and 1,291,094.96 is: 1,781,665.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,845.28 : 3,282,722.98 = 1,291,094.96 : x
  2. Step 2: Convert to fraction form
    2,378,845.28/3,282,722.98 = 1,291,094.96/x
  3. Step 3: Cross multiply
    2,378,845.28x = 3,282,722.98 × 1,291,094.96
  4. Step 4: Simplify right side
    2,378,845.28x = 4,238,307,094,554.18
  5. Step 5: Solve for x
    x = 4,238,307,094,554.18/2,378,845.28
  6. Step 6: Final answer
    x = 1,781,665.72

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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.