Home / 3,820,475.18-5,272,268.22-2,101,726.46

Finding the Fourth Proportional to 3,820,475.18, 5,272,268.22 and 2,101,726.46

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Solution

The fourth proportional to 3,820,475.18, 5,272,268.22 and 2,101,726.46 is: 2,900,389.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,475.18 : 5,272,268.22 = 2,101,726.46 : x
  2. Step 2: Convert to fraction form
    3,820,475.18/5,272,268.22 = 2,101,726.46/x
  3. Step 3: Cross multiply
    3,820,475.18x = 5,272,268.22 × 2,101,726.46
  4. Step 4: Simplify right side
    3,820,475.18x = 11,080,865,622,191.10
  5. Step 5: Solve for x
    x = 11,080,865,622,191.10/3,820,475.18
  6. Step 6: Final answer
    x = 2,900,389.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.