Home / 1,025,875.88-1,416,103.80-918,256.04

Finding the Fourth Proportional to 1,025,875.88, 1,416,103.80 and 918,256.04

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Solution

The fourth proportional to 1,025,875.88, 1,416,103.80 and 918,256.04 is: 1,267,546.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,875.88 : 1,416,103.80 = 918,256.04 : x
  2. Step 2: Convert to fraction form
    1,025,875.88/1,416,103.80 = 918,256.04/x
  3. Step 3: Cross multiply
    1,025,875.88x = 1,416,103.80 × 918,256.04
  4. Step 4: Simplify right side
    1,025,875.88x = 1,300,345,867,616.95
  5. Step 5: Solve for x
    x = 1,300,345,867,616.95/1,025,875.88
  6. Step 6: Final answer
    x = 1,267,546.97

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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.