Home / 2,674,867.83-3,691,317.20-1,528,972.77

Finding the Fourth Proportional to 2,674,867.83, 3,691,317.20 and 1,528,972.77

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Solution

The fourth proportional to 2,674,867.83, 3,691,317.20 and 1,528,972.77 is: 2,109,982.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674,867.83 : 3,691,317.20 = 1,528,972.77 : x
  2. Step 2: Convert to fraction form
    2,674,867.83/3,691,317.20 = 1,528,972.77/x
  3. Step 3: Cross multiply
    2,674,867.83x = 3,691,317.20 × 1,528,972.77
  4. Step 4: Simplify right side
    2,674,867.83x = 5,643,923,476,587.78
  5. Step 5: Solve for x
    x = 5,643,923,476,587.78/2,674,867.83
  6. Step 6: Final answer
    x = 2,109,982.19

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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.