Home / 2,642,165.56-3,646,209.90-1,434,950.20

Finding the Fourth Proportional to 2,642,165.56, 3,646,209.90 and 1,434,950.20

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Solution

The fourth proportional to 2,642,165.56, 3,646,209.90 and 1,434,950.20 is: 1,980,242.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,165.56 : 3,646,209.90 = 1,434,950.20 : x
  2. Step 2: Convert to fraction form
    2,642,165.56/3,646,209.90 = 1,434,950.20/x
  3. Step 3: Cross multiply
    2,642,165.56x = 3,646,209.90 × 1,434,950.20
  4. Step 4: Simplify right side
    2,642,165.56x = 5,232,129,625,246.98
  5. Step 5: Solve for x
    x = 5,232,129,625,246.98/2,642,165.56
  6. Step 6: Final answer
    x = 1,980,242.91

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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.