Home / 3,187,174.08-4,780,363.20-1,292,094.72

Finding the Fourth Proportional to 3,187,174.08, 4,780,363.20 and 1,292,094.72

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Solution

The fourth proportional to 3,187,174.08, 4,780,363.20 and 1,292,094.72 is: 1,937,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,174.08 : 4,780,363.20 = 1,292,094.72 : x
  2. Step 2: Convert to fraction form
    3,187,174.08/4,780,363.20 = 1,292,094.72/x
  3. Step 3: Cross multiply
    3,187,174.08x = 4,780,363.20 × 1,292,094.72
  4. Step 4: Simplify right side
    3,187,174.08x = 6,176,682,050,402.30
  5. Step 5: Solve for x
    x = 6,176,682,050,402.30/3,187,174.08
  6. Step 6: Final answer
    x = 1,937,980.76

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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.