Home / 1,679,344.32-2,317,407.71-954,091.38

Finding the Fourth Proportional to 1,679,344.32, 2,317,407.71 and 954,091.38

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Solution

The fourth proportional to 1,679,344.32, 2,317,407.71 and 954,091.38 is: 1,316,596.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,344.32 : 2,317,407.71 = 954,091.38 : x
  2. Step 2: Convert to fraction form
    1,679,344.32/2,317,407.71 = 954,091.38/x
  3. Step 3: Cross multiply
    1,679,344.32x = 2,317,407.71 × 954,091.38
  4. Step 4: Simplify right side
    1,679,344.32x = 2,211,018,720,056.54
  5. Step 5: Solve for x
    x = 2,211,018,720,056.54/1,679,344.32
  6. Step 6: Final answer
    x = 1,316,596.42

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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.