Home / 1,679,423.81-2,317,517.66-954,170.87

Finding the Fourth Proportional to 1,679,423.81, 2,317,517.66 and 954,170.87

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Solution

The fourth proportional to 1,679,423.81, 2,317,517.66 and 954,170.87 is: 1,316,706.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,423.81 : 2,317,517.66 = 954,170.87 : x
  2. Step 2: Convert to fraction form
    1,679,423.81/2,317,517.66 = 954,170.87/x
  3. Step 3: Cross multiply
    1,679,423.81x = 2,317,517.66 × 954,170.87
  4. Step 4: Simplify right side
    1,679,423.81x = 2,211,307,832,680.40
  5. Step 5: Solve for x
    x = 2,211,307,832,680.40/1,679,423.81
  6. Step 6: Final answer
    x = 1,316,706.26

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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.