Home / 1,116,148.96-1,540,338.22-632,723.48

Finding the Fourth Proportional to 1,116,148.96, 1,540,338.22 and 632,723.48

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Solution

The fourth proportional to 1,116,148.96, 1,540,338.22 and 632,723.48 is: 873,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,148.96 : 1,540,338.22 = 632,723.48 : x
  2. Step 2: Convert to fraction form
    1,116,148.96/1,540,338.22 = 632,723.48/x
  3. Step 3: Cross multiply
    1,116,148.96x = 1,540,338.22 × 632,723.48
  4. Step 4: Simplify right side
    1,116,148.96x = 974,608,158,935.41
  5. Step 5: Solve for x
    x = 974,608,158,935.41/1,116,148.96
  6. Step 6: Final answer
    x = 873,188.25

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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.