Home / 3,620,002.52-4,995,689.74-1,988,444.07

Finding the Fourth Proportional to 3,620,002.52, 4,995,689.74 and 1,988,444.07

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Solution

The fourth proportional to 3,620,002.52, 4,995,689.74 and 1,988,444.07 is: 2,744,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,002.52 : 4,995,689.74 = 1,988,444.07 : x
  2. Step 2: Convert to fraction form
    3,620,002.52/4,995,689.74 = 1,988,444.07/x
  3. Step 3: Cross multiply
    3,620,002.52x = 4,995,689.74 × 1,988,444.07
  4. Step 4: Simplify right side
    3,620,002.52x = 9,933,649,639,062.84
  5. Step 5: Solve for x
    x = 9,933,649,639,062.84/3,620,002.52
  6. Step 6: Final answer
    x = 2,744,100.20

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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.