Home / 3,291,878.40-4,929,944.40-2,662,022.40

Finding the Fourth Proportional to 3,291,878.40, 4,929,944.40 and 2,662,022.40

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Solution

The fourth proportional to 3,291,878.40, 4,929,944.40 and 2,662,022.40 is: 3,986,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,878.40 : 4,929,944.40 = 2,662,022.40 : x
  2. Step 2: Convert to fraction form
    3,291,878.40/4,929,944.40 = 2,662,022.40/x
  3. Step 3: Cross multiply
    3,291,878.40x = 4,929,944.40 × 2,662,022.40
  4. Step 4: Simplify right side
    3,291,878.40x = 13,123,622,423,554.56
  5. Step 5: Solve for x
    x = 13,123,622,423,554.56/3,291,878.40
  6. Step 6: Final answer
    x = 3,986,666.83

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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.