Home / 3,508,987.86-4,840,382.07-2,112,577.43

Finding the Fourth Proportional to 3,508,987.86, 4,840,382.07 and 2,112,577.43

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Solution

The fourth proportional to 3,508,987.86, 4,840,382.07 and 2,112,577.43 is: 2,914,140.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508,987.86 : 4,840,382.07 = 2,112,577.43 : x
  2. Step 2: Convert to fraction form
    3,508,987.86/4,840,382.07 = 2,112,577.43/x
  3. Step 3: Cross multiply
    3,508,987.86x = 4,840,382.07 × 2,112,577.43
  4. Step 4: Simplify right side
    3,508,987.86x = 10,225,681,889,456.77
  5. Step 5: Solve for x
    x = 10,225,681,889,456.77/3,508,987.86
  6. Step 6: Final answer
    x = 2,914,140.00

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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.