Home / 3,720,310.81-5,133,631.29-2,088,897.50

Finding the Fourth Proportional to 3,720,310.81, 5,133,631.29 and 2,088,897.50

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Solution

The fourth proportional to 3,720,310.81, 5,133,631.29 and 2,088,897.50 is: 2,882,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,310.81 : 5,133,631.29 = 2,088,897.50 : x
  2. Step 2: Convert to fraction form
    3,720,310.81/5,133,631.29 = 2,088,897.50/x
  3. Step 3: Cross multiply
    3,720,310.81x = 5,133,631.29 × 2,088,897.50
  4. Step 4: Simplify right side
    3,720,310.81x = 10,723,629,567,602.78
  5. Step 5: Solve for x
    x = 10,723,629,567,602.78/3,720,310.81
  6. Step 6: Final answer
    x = 2,882,455.29

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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.