Home / 2,214,331.56-3,056,003.22-1,355,459.40

Finding the Fourth Proportional to 2,214,331.56, 3,056,003.22 and 1,355,459.40

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Solution

The fourth proportional to 2,214,331.56, 3,056,003.22 and 1,355,459.40 is: 1,870,672.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,331.56 : 3,056,003.22 = 1,355,459.40 : x
  2. Step 2: Convert to fraction form
    2,214,331.56/3,056,003.22 = 1,355,459.40/x
  3. Step 3: Cross multiply
    2,214,331.56x = 3,056,003.22 × 1,355,459.40
  4. Step 4: Simplify right side
    2,214,331.56x = 4,142,288,290,979.27
  5. Step 5: Solve for x
    x = 4,142,288,290,979.27/2,214,331.56
  6. Step 6: Final answer
    x = 1,870,672.11

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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.