Home / 2,681,912.79-3,700,937.62-1,458,219.32

Finding the Fourth Proportional to 2,681,912.79, 3,700,937.62 and 1,458,219.32

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Solution

The fourth proportional to 2,681,912.79, 3,700,937.62 and 1,458,219.32 is: 2,012,287.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,912.79 : 3,700,937.62 = 1,458,219.32 : x
  2. Step 2: Convert to fraction form
    2,681,912.79/3,700,937.62 = 1,458,219.32/x
  3. Step 3: Cross multiply
    2,681,912.79x = 3,700,937.62 × 1,458,219.32
  4. Step 4: Simplify right side
    2,681,912.79x = 5,396,778,726,386.53
  5. Step 5: Solve for x
    x = 5,396,778,726,386.53/2,681,912.79
  6. Step 6: Final answer
    x = 2,012,287.18

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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.