Home / 3,419,329.58-5,122,254.48-2,780,354.81

Finding the Fourth Proportional to 3,419,329.58, 5,122,254.48 and 2,780,354.81

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Solution

The fourth proportional to 3,419,329.58, 5,122,254.48 and 2,780,354.81 is: 4,165,051.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,329.58 : 5,122,254.48 = 2,780,354.81 : x
  2. Step 2: Convert to fraction form
    3,419,329.58/5,122,254.48 = 2,780,354.81/x
  3. Step 3: Cross multiply
    3,419,329.58x = 5,122,254.48 × 2,780,354.81
  4. Step 4: Simplify right side
    3,419,329.58x = 14,241,684,896,959.38
  5. Step 5: Solve for x
    x = 14,241,684,896,959.38/3,419,329.58
  6. Step 6: Final answer
    x = 4,165,051.82

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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.