Home / 1,344,221.10-2,016,331.65-1,208,918.70

Finding the Fourth Proportional to 1,344,221.10, 2,016,331.65 and 1,208,918.70

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Solution

The fourth proportional to 1,344,221.10, 2,016,331.65 and 1,208,918.70 is: 1,813,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,221.10 : 2,016,331.65 = 1,208,918.70 : x
  2. Step 2: Convert to fraction form
    1,344,221.10/2,016,331.65 = 1,208,918.70/x
  3. Step 3: Cross multiply
    1,344,221.10x = 2,016,331.65 × 1,208,918.70
  4. Step 4: Simplify right side
    1,344,221.10x = 2,437,581,037,086.86
  5. Step 5: Solve for x
    x = 2,437,581,037,086.86/1,344,221.10
  6. Step 6: Final answer
    x = 1,813,378.05

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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.