Home / 2,759,860.80-4,139,791.20-2,088,014.40

Finding the Fourth Proportional to 2,759,860.80, 4,139,791.20 and 2,088,014.40

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Solution

The fourth proportional to 2,759,860.80, 4,139,791.20 and 2,088,014.40 is: 3,132,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,860.80 : 4,139,791.20 = 2,088,014.40 : x
  2. Step 2: Convert to fraction form
    2,759,860.80/4,139,791.20 = 2,088,014.40/x
  3. Step 3: Cross multiply
    2,759,860.80x = 4,139,791.20 × 2,088,014.40
  4. Step 4: Simplify right side
    2,759,860.80x = 8,643,943,638,593.28
  5. Step 5: Solve for x
    x = 8,643,943,638,593.28/2,759,860.80
  6. Step 6: Final answer
    x = 3,132,021.60

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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.