Home / 1,824,989.15-2,739,850.25-1,221,637.57

Finding the Fourth Proportional to 1,824,989.15, 2,739,850.25 and 1,221,637.57

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Solution

The fourth proportional to 1,824,989.15, 2,739,850.25 and 1,221,637.57 is: 1,834,040.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824,989.15 : 2,739,850.25 = 1,221,637.57 : x
  2. Step 2: Convert to fraction form
    1,824,989.15/2,739,850.25 = 1,221,637.57/x
  3. Step 3: Cross multiply
    1,824,989.15x = 2,739,850.25 × 1,221,637.57
  4. Step 4: Simplify right side
    1,824,989.15x = 3,347,103,988,616.08
  5. Step 5: Solve for x
    x = 3,347,103,988,616.08/1,824,989.15
  6. Step 6: Final answer
    x = 1,834,040.48

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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.