Home / 3,615,122.22-4,988,700.27-1,983,492.78

Finding the Fourth Proportional to 3,615,122.22, 4,988,700.27 and 1,983,492.78

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Solution

The fourth proportional to 3,615,122.22, 4,988,700.27 and 1,983,492.78 is: 2,737,127.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,122.22 : 4,988,700.27 = 1,983,492.78 : x
  2. Step 2: Convert to fraction form
    3,615,122.22/4,988,700.27 = 1,983,492.78/x
  3. Step 3: Cross multiply
    3,615,122.22x = 4,988,700.27 × 1,983,492.78
  4. Step 4: Simplify right side
    3,615,122.22x = 9,895,050,967,129.05
  5. Step 5: Solve for x
    x = 9,895,050,967,129.05/3,615,122.22
  6. Step 6: Final answer
    x = 2,737,127.64

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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.