Home / 2,214,331.28-3,056,002.94-1,355,459.12

Finding the Fourth Proportional to 2,214,331.28, 3,056,002.94 and 1,355,459.12

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Solution

The fourth proportional to 2,214,331.28, 3,056,002.94 and 1,355,459.12 is: 1,870,671.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,331.28 : 3,056,002.94 = 1,355,459.12 : x
  2. Step 2: Convert to fraction form
    2,214,331.28/3,056,002.94 = 1,355,459.12/x
  3. Step 3: Cross multiply
    2,214,331.28x = 3,056,002.94 × 1,355,459.12
  4. Step 4: Simplify right side
    2,214,331.28x = 4,142,287,055,769.81
  5. Step 5: Solve for x
    x = 4,142,287,055,769.81/2,214,331.28
  6. Step 6: Final answer
    x = 1,870,671.79

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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.