Home / 2,821,795.28-3,893,410.40-1,660,292.24

Finding the Fourth Proportional to 2,821,795.28, 3,893,410.40 and 1,660,292.24

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Solution

The fourth proportional to 2,821,795.28, 3,893,410.40 and 1,660,292.24 is: 2,290,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,795.28 : 3,893,410.40 = 1,660,292.24 : x
  2. Step 2: Convert to fraction form
    2,821,795.28/3,893,410.40 = 1,660,292.24/x
  3. Step 3: Cross multiply
    2,821,795.28x = 3,893,410.40 × 1,660,292.24
  4. Step 4: Simplify right side
    2,821,795.28x = 6,464,199,046,486.78
  5. Step 5: Solve for x
    x = 6,464,199,046,486.78/2,821,795.28
  6. Step 6: Final answer
    x = 2,290,810.78

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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.