Home / 3,443,046.20-5,165,199.74-1,420,186.58

Finding the Fourth Proportional to 3,443,046.20, 5,165,199.74 and 1,420,186.58

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Solution

The fourth proportional to 3,443,046.20, 5,165,199.74 and 1,420,186.58 is: 2,130,539.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443,046.20 : 5,165,199.74 = 1,420,186.58 : x
  2. Step 2: Convert to fraction form
    3,443,046.20/5,165,199.74 = 1,420,186.58/x
  3. Step 3: Cross multiply
    3,443,046.20x = 5,165,199.74 × 1,420,186.58
  4. Step 4: Simplify right side
    3,443,046.20x = 7,335,547,331,491.96
  5. Step 5: Solve for x
    x = 7,335,547,331,491.96/3,443,046.20
  6. Step 6: Final answer
    x = 2,130,539.91

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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.