Home / 1,245,367.36-1,718,649.12-736,505.92

Finding the Fourth Proportional to 1,245,367.36, 1,718,649.12 and 736,505.92

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Solution

The fourth proportional to 1,245,367.36, 1,718,649.12 and 736,505.92 is: 1,016,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,367.36 : 1,718,649.12 = 736,505.92 : x
  2. Step 2: Convert to fraction form
    1,245,367.36/1,718,649.12 = 736,505.92/x
  3. Step 3: Cross multiply
    1,245,367.36x = 1,718,649.12 × 736,505.92
  4. Step 4: Simplify right side
    1,245,367.36x = 1,265,795,251,282.79
  5. Step 5: Solve for x
    x = 1,265,795,251,282.79/1,245,367.36
  6. Step 6: Final answer
    x = 1,016,403.10

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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.