Home / 3,720,089.57-5,133,368.97-2,088,122.90

Finding the Fourth Proportional to 3,720,089.57, 5,133,368.97 and 2,088,122.90

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Solution

The fourth proportional to 3,720,089.57, 5,133,368.97 and 2,088,122.90 is: 2,881,410.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,089.57 : 5,133,368.97 = 2,088,122.90 : x
  2. Step 2: Convert to fraction form
    3,720,089.57/5,133,368.97 = 2,088,122.90/x
  3. Step 3: Cross multiply
    3,720,089.57x = 5,133,368.97 × 2,088,122.90
  4. Step 4: Simplify right side
    3,720,089.57x = 10,719,105,274,739.57
  5. Step 5: Solve for x
    x = 10,719,105,274,739.57/3,720,089.57
  6. Step 6: Final answer
    x = 2,881,410.54

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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.