Home / 4,172,245.22-6,257,356.32-1,139,625.30

Finding the Fourth Proportional to 4,172,245.22, 6,257,356.32 and 1,139,625.30

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Solution

The fourth proportional to 4,172,245.22, 6,257,356.32 and 1,139,625.30 is: 1,709,161.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172,245.22 : 6,257,356.32 = 1,139,625.30 : x
  2. Step 2: Convert to fraction form
    4,172,245.22/6,257,356.32 = 1,139,625.30/x
  3. Step 3: Cross multiply
    4,172,245.22x = 6,257,356.32 × 1,139,625.30
  4. Step 4: Simplify right side
    4,172,245.22x = 7,131,041,573,386.90
  5. Step 5: Solve for x
    x = 7,131,041,573,386.90/4,172,245.22
  6. Step 6: Final answer
    x = 1,709,161.66

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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.