Home / 4,172,248.22-6,257,360.82-1,139,628.30

Finding the Fourth Proportional to 4,172,248.22, 6,257,360.82 and 1,139,628.30

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Solution

The fourth proportional to 4,172,248.22, 6,257,360.82 and 1,139,628.30 is: 1,709,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172,248.22 : 6,257,360.82 = 1,139,628.30 : x
  2. Step 2: Convert to fraction form
    4,172,248.22/6,257,360.82 = 1,139,628.30/x
  3. Step 3: Cross multiply
    4,172,248.22x = 6,257,360.82 × 1,139,628.30
  4. Step 4: Simplify right side
    4,172,248.22x = 7,131,065,473,783.21
  5. Step 5: Solve for x
    x = 7,131,065,473,783.21/4,172,248.22
  6. Step 6: Final answer
    x = 1,709,166.16

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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.