Home / 1,679,345.38-2,317,559.61-954,316.54

Finding the Fourth Proportional to 1,679,345.38, 2,317,559.61 and 954,316.54

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Solution

The fourth proportional to 1,679,345.38, 2,317,559.61 and 954,316.54 is: 1,316,992.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,345.38 : 2,317,559.61 = 954,316.54 : x
  2. Step 2: Convert to fraction form
    1,679,345.38/2,317,559.61 = 954,316.54/x
  3. Step 3: Cross multiply
    1,679,345.38x = 2,317,559.61 × 954,316.54
  4. Step 4: Simplify right side
    1,679,345.38x = 2,211,685,468,258.95
  5. Step 5: Solve for x
    x = 2,211,685,468,258.95/1,679,345.38
  6. Step 6: Final answer
    x = 1,316,992.62

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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.