Home / 1,124,443.05-1,551,767.97-615,145.44

Finding the Fourth Proportional to 1,124,443.05, 1,551,767.97 and 615,145.44

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Solution

The fourth proportional to 1,124,443.05, 1,551,767.97 and 615,145.44 is: 848,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,443.05 : 1,551,767.97 = 615,145.44 : x
  2. Step 2: Convert to fraction form
    1,124,443.05/1,551,767.97 = 615,145.44/x
  3. Step 3: Cross multiply
    1,124,443.05x = 1,551,767.97 × 615,145.44
  4. Step 4: Simplify right side
    1,124,443.05x = 954,562,990,683.56
  5. Step 5: Solve for x
    x = 954,562,990,683.56/1,124,443.05
  6. Step 6: Final answer
    x = 848,920.71

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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.