Home / 3,708,578.09-5,561,123.30-1,435,173.11

Finding the Fourth Proportional to 3,708,578.09, 5,561,123.30 and 1,435,173.11

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Solution

The fourth proportional to 3,708,578.09, 5,561,123.30 and 1,435,173.11 is: 2,152,084.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708,578.09 : 5,561,123.30 = 1,435,173.11 : x
  2. Step 2: Convert to fraction form
    3,708,578.09/5,561,123.30 = 1,435,173.11/x
  3. Step 3: Cross multiply
    3,708,578.09x = 5,561,123.30 × 1,435,173.11
  4. Step 4: Simplify right side
    3,708,578.09x = 7,981,174,612,809.09
  5. Step 5: Solve for x
    x = 7,981,174,612,809.09/3,708,578.09
  6. Step 6: Final answer
    x = 2,152,084.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.