Home / 1,679,864.32-2,318,129.04-954,616.24

Finding the Fourth Proportional to 1,679,864.32, 2,318,129.04 and 954,616.24

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Solution

The fourth proportional to 1,679,864.32, 2,318,129.04 and 954,616.24 is: 1,317,322.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,864.32 : 2,318,129.04 = 954,616.24 : x
  2. Step 2: Convert to fraction form
    1,679,864.32/2,318,129.04 = 954,616.24/x
  3. Step 3: Cross multiply
    1,679,864.32x = 2,318,129.04 × 954,616.24
  4. Step 4: Simplify right side
    1,679,864.32x = 2,212,923,627,999.61
  5. Step 5: Solve for x
    x = 2,212,923,627,999.61/1,679,864.32
  6. Step 6: Final answer
    x = 1,317,322.83

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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.