Home / 2,109,809.03-2,911,524.80-1,142,958.20

Finding the Fourth Proportional to 2,109,809.03, 2,911,524.80 and 1,142,958.20

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Solution

The fourth proportional to 2,109,809.03, 2,911,524.80 and 1,142,958.20 is: 1,577,276.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,809.03 : 2,911,524.80 = 1,142,958.20 : x
  2. Step 2: Convert to fraction form
    2,109,809.03/2,911,524.80 = 1,142,958.20/x
  3. Step 3: Cross multiply
    2,109,809.03x = 2,911,524.80 × 1,142,958.20
  4. Step 4: Simplify right side
    2,109,809.03x = 3,327,751,135,309.16
  5. Step 5: Solve for x
    x = 3,327,751,135,309.16/2,109,809.03
  6. Step 6: Final answer
    x = 1,577,276.00

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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.