Home / 1,056,233.92-1,457,212.80-729,525.28

Finding the Fourth Proportional to 1,056,233.92, 1,457,212.80 and 729,525.28

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Solution

The fourth proportional to 1,056,233.92, 1,457,212.80 and 729,525.28 is: 1,006,475.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,233.92 : 1,457,212.80 = 729,525.28 : x
  2. Step 2: Convert to fraction form
    1,056,233.92/1,457,212.80 = 729,525.28/x
  3. Step 3: Cross multiply
    1,056,233.92x = 1,457,212.80 × 729,525.28
  4. Step 4: Simplify right side
    1,056,233.92x = 1,063,073,575,939.58
  5. Step 5: Solve for x
    x = 1,063,073,575,939.58/1,056,233.92
  6. Step 6: Final answer
    x = 1,006,475.51

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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.