Home / 3,432,442.40-5,146,330.80-1,302,207.20

Finding the Fourth Proportional to 3,432,442.40, 5,146,330.80 and 1,302,207.20

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Solution

The fourth proportional to 3,432,442.40, 5,146,330.80 and 1,302,207.20 is: 1,952,425.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,442.40 : 5,146,330.80 = 1,302,207.20 : x
  2. Step 2: Convert to fraction form
    3,432,442.40/5,146,330.80 = 1,302,207.20/x
  3. Step 3: Cross multiply
    3,432,442.40x = 5,146,330.80 × 1,302,207.20
  4. Step 4: Simplify right side
    3,432,442.40x = 6,701,589,021,341.76
  5. Step 5: Solve for x
    x = 6,701,589,021,341.76/3,432,442.40
  6. Step 6: Final answer
    x = 1,952,425.78

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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.