Home / 1,679,356.69-2,317,424.79-954,103.75

Finding the Fourth Proportional to 1,679,356.69, 2,317,424.79 and 954,103.75

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Solution

The fourth proportional to 1,679,356.69, 2,317,424.79 and 954,103.75 is: 1,316,613.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,356.69 : 2,317,424.79 = 954,103.75 : x
  2. Step 2: Convert to fraction form
    1,679,356.69/2,317,424.79 = 954,103.75/x
  3. Step 3: Cross multiply
    1,679,356.69x = 2,317,424.79 × 954,103.75
  4. Step 4: Simplify right side
    1,679,356.69x = 2,211,063,682,481.96
  5. Step 5: Solve for x
    x = 2,211,063,682,481.96/1,679,356.69
  6. Step 6: Final answer
    x = 1,316,613.50

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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.