Home / 1,455,191.46-2,182,255.02-556,188.66

Finding the Fourth Proportional to 1,455,191.46, 2,182,255.02 and 556,188.66

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Solution

The fourth proportional to 1,455,191.46, 2,182,255.02 and 556,188.66 is: 834,079.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,191.46 : 2,182,255.02 = 556,188.66 : x
  2. Step 2: Convert to fraction form
    1,455,191.46/2,182,255.02 = 556,188.66/x
  3. Step 3: Cross multiply
    1,455,191.46x = 2,182,255.02 × 556,188.66
  4. Step 4: Simplify right side
    1,455,191.46x = 1,213,745,495,352.07
  5. Step 5: Solve for x
    x = 1,213,745,495,352.07/1,455,191.46
  6. Step 6: Final answer
    x = 834,079.59

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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.