Home / 4,676,171.10-7,012,507.05-1,642,364.70

Finding the Fourth Proportional to 4,676,171.10, 7,012,507.05 and 1,642,364.70

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Solution

The fourth proportional to 4,676,171.10, 7,012,507.05 and 1,642,364.70 is: 2,462,932.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676,171.10 : 7,012,507.05 = 1,642,364.70 : x
  2. Step 2: Convert to fraction form
    4,676,171.10/7,012,507.05 = 1,642,364.70/x
  3. Step 3: Cross multiply
    4,676,171.10x = 7,012,507.05 × 1,642,364.70
  4. Step 4: Simplify right side
    4,676,171.10x = 11,517,094,037,421.13
  5. Step 5: Solve for x
    x = 11,517,094,037,421.13/4,676,171.10
  6. Step 6: Final answer
    x = 2,462,932.56

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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.