Home / 1,171,327.04-1,615,224.48-1,002,121.28

Finding the Fourth Proportional to 1,171,327.04, 1,615,224.48 and 1,002,121.28

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Solution

The fourth proportional to 1,171,327.04, 1,615,224.48 and 1,002,121.28 is: 1,381,894.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,327.04 : 1,615,224.48 = 1,002,121.28 : x
  2. Step 2: Convert to fraction form
    1,171,327.04/1,615,224.48 = 1,002,121.28/x
  3. Step 3: Cross multiply
    1,171,327.04x = 1,615,224.48 × 1,002,121.28
  4. Step 4: Simplify right side
    1,171,327.04x = 1,618,650,823,384.93
  5. Step 5: Solve for x
    x = 1,618,650,823,384.93/1,171,327.04
  6. Step 6: Final answer
    x = 1,381,894.87

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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.