Home / 2,293,788.48-3,165,248.80-1,275,131.20

Finding the Fourth Proportional to 2,293,788.48, 3,165,248.80 and 1,275,131.20

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Solution

The fourth proportional to 2,293,788.48, 3,165,248.80 and 1,275,131.20 is: 1,759,581.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293,788.48 : 3,165,248.80 = 1,275,131.20 : x
  2. Step 2: Convert to fraction form
    2,293,788.48/3,165,248.80 = 1,275,131.20/x
  3. Step 3: Cross multiply
    2,293,788.48x = 3,165,248.80 × 1,275,131.20
  4. Step 4: Simplify right side
    2,293,788.48x = 4,036,107,500,642.56
  5. Step 5: Solve for x
    x = 4,036,107,500,642.56/2,293,788.48
  6. Step 6: Final answer
    x = 1,759,581.38

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1.5x scale

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.