Home / 2,126,249.16-3,187,117.90-1,045,237.20

Finding the Fourth Proportional to 2,126,249.16, 3,187,117.90 and 1,045,237.20

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Solution

The fourth proportional to 2,126,249.16, 3,187,117.90 and 1,045,237.20 is: 1,566,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,249.16 : 3,187,117.90 = 1,045,237.20 : x
  2. Step 2: Convert to fraction form
    2,126,249.16/3,187,117.90 = 1,045,237.20/x
  3. Step 3: Cross multiply
    2,126,249.16x = 3,187,117.90 × 1,045,237.20
  4. Step 4: Simplify right side
    2,126,249.16x = 3,331,294,189,865.88
  5. Step 5: Solve for x
    x = 3,331,294,189,865.88/2,126,249.16
  6. Step 6: Final answer
    x = 1,566,746.86

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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.