Home / 2,232,421.56-3,080,720.28-1,213,826.52

Finding the Fourth Proportional to 2,232,421.56, 3,080,720.28 and 1,213,826.52

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Solution

The fourth proportional to 2,232,421.56, 3,080,720.28 and 1,213,826.52 is: 1,675,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232,421.56 : 3,080,720.28 = 1,213,826.52 : x
  2. Step 2: Convert to fraction form
    2,232,421.56/3,080,720.28 = 1,213,826.52/x
  3. Step 3: Cross multiply
    2,232,421.56x = 3,080,720.28 × 1,213,826.52
  4. Step 4: Simplify right side
    2,232,421.56x = 3,739,459,976,565.83
  5. Step 5: Solve for x
    x = 3,739,459,976,565.83/2,232,421.56
  6. Step 6: Final answer
    x = 1,675,068.92

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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.