Home / 2,130,600.30-3,193,178.85-867,000.30

Finding the Fourth Proportional to 2,130,600.30, 3,193,178.85 and 867,000.30

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Solution

The fourth proportional to 2,130,600.30, 3,193,178.85 and 867,000.30 is: 1,299,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,600.30 : 3,193,178.85 = 867,000.30 : x
  2. Step 2: Convert to fraction form
    2,130,600.30/3,193,178.85 = 867,000.30/x
  3. Step 3: Cross multiply
    2,130,600.30x = 3,193,178.85 × 867,000.30
  4. Step 4: Simplify right side
    2,130,600.30x = 2,768,487,020,903.66
  5. Step 5: Solve for x
    x = 2,768,487,020,903.66/2,130,600.30
  6. Step 6: Final answer
    x = 1,299,392.96

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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.