Home / 2,572,238.20-3,549,515.70-1,426,276.12

Finding the Fourth Proportional to 2,572,238.20, 3,549,515.70 and 1,426,276.12

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Solution

The fourth proportional to 2,572,238.20, 3,549,515.70 and 1,426,276.12 is: 1,968,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572,238.20 : 3,549,515.70 = 1,426,276.12 : x
  2. Step 2: Convert to fraction form
    2,572,238.20/3,549,515.70 = 1,426,276.12/x
  3. Step 3: Cross multiply
    2,572,238.20x = 3,549,515.70 × 1,426,276.12
  4. Step 4: Simplify right side
    2,572,238.20x = 5,062,589,480,475.09
  5. Step 5: Solve for x
    x = 5,062,589,480,475.09/2,572,238.20
  6. Step 6: Final answer
    x = 1,968,165.11

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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.