Home / 1,145,427.10-1,580,597.21-662,023.55

Finding the Fourth Proportional to 1,145,427.10, 1,580,597.21 and 662,023.55

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Solution

The fourth proportional to 1,145,427.10, 1,580,597.21 and 662,023.55 is: 913,539.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,427.10 : 1,580,597.21 = 662,023.55 : x
  2. Step 2: Convert to fraction form
    1,145,427.10/1,580,597.21 = 662,023.55/x
  3. Step 3: Cross multiply
    1,145,427.10x = 1,580,597.21 × 662,023.55
  4. Step 4: Simplify right side
    1,145,427.10x = 1,046,392,581,690.85
  5. Step 5: Solve for x
    x = 1,046,392,581,690.85/1,145,427.10
  6. Step 6: Final answer
    x = 913,539.22

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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.