Home / 1,679,302.36-2,317,440.78-1,098,923.60

Finding the Fourth Proportional to 1,679,302.36, 2,317,440.78 and 1,098,923.60

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Solution

The fourth proportional to 1,679,302.36, 2,317,440.78 and 1,098,923.60 is: 1,516,516.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,302.36 : 2,317,440.78 = 1,098,923.60 : x
  2. Step 2: Convert to fraction form
    1,679,302.36/2,317,440.78 = 1,098,923.60/x
  3. Step 3: Cross multiply
    1,679,302.36x = 2,317,440.78 × 1,098,923.60
  4. Step 4: Simplify right side
    1,679,302.36x = 2,546,690,364,744.41
  5. Step 5: Solve for x
    x = 2,546,690,364,744.41/1,679,302.36
  6. Step 6: Final answer
    x = 1,516,516.87

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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.