Home / 4,114,408.76-6,172,019.12-1,418,379.05

Finding the Fourth Proportional to 4,114,408.76, 6,172,019.12 and 1,418,379.05

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Solution

The fourth proportional to 4,114,408.76, 6,172,019.12 and 1,418,379.05 is: 2,127,708.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114,408.76 : 6,172,019.12 = 1,418,379.05 : x
  2. Step 2: Convert to fraction form
    4,114,408.76/6,172,019.12 = 1,418,379.05/x
  3. Step 3: Cross multiply
    4,114,408.76x = 6,172,019.12 × 1,418,379.05
  4. Step 4: Simplify right side
    4,114,408.76x = 8,754,262,578,055.45
  5. Step 5: Solve for x
    x = 8,754,262,578,055.45/4,114,408.76
  6. Step 6: Final answer
    x = 2,127,708.52

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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.