Home / 3,121,002.55-4,674,505.43-2,561,130.55

Finding the Fourth Proportional to 3,121,002.55, 4,674,505.43 and 2,561,130.55

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Solution

The fourth proportional to 3,121,002.55, 4,674,505.43 and 2,561,130.55 is: 3,835,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,002.55 : 4,674,505.43 = 2,561,130.55 : x
  2. Step 2: Convert to fraction form
    3,121,002.55/4,674,505.43 = 2,561,130.55/x
  3. Step 3: Cross multiply
    3,121,002.55x = 4,674,505.43 × 2,561,130.55
  4. Step 4: Simplify right side
    3,121,002.55x = 11,972,018,650,108.23
  5. Step 5: Solve for x
    x = 11,972,018,650,108.23/3,121,002.55
  6. Step 6: Final answer
    x = 3,835,952.86

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1.5x scale

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.