Home / 1,322,662.56-1,825,417.04-749,641.20

Finding the Fourth Proportional to 1,322,662.56, 1,825,417.04 and 749,641.20

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Solution

The fourth proportional to 1,322,662.56, 1,825,417.04 and 749,641.20 is: 1,034,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,662.56 : 1,825,417.04 = 749,641.20 : x
  2. Step 2: Convert to fraction form
    1,322,662.56/1,825,417.04 = 749,641.20/x
  3. Step 3: Cross multiply
    1,322,662.56x = 1,825,417.04 × 749,641.20
  4. Step 4: Simplify right side
    1,322,662.56x = 1,368,407,820,366.05
  5. Step 5: Solve for x
    x = 1,368,407,820,366.05/1,322,662.56
  6. Step 6: Final answer
    x = 1,034,585.74

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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.