Home / 2,592,034.20-3,888,051.30-1,329,989.40

Finding the Fourth Proportional to 2,592,034.20, 3,888,051.30 and 1,329,989.40

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Solution

The fourth proportional to 2,592,034.20, 3,888,051.30 and 1,329,989.40 is: 1,994,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,034.20 : 3,888,051.30 = 1,329,989.40 : x
  2. Step 2: Convert to fraction form
    2,592,034.20/3,888,051.30 = 1,329,989.40/x
  3. Step 3: Cross multiply
    2,592,034.20x = 3,888,051.30 × 1,329,989.40
  4. Step 4: Simplify right side
    2,592,034.20x = 5,171,067,015,656.22
  5. Step 5: Solve for x
    x = 5,171,067,015,656.22/2,592,034.20
  6. Step 6: Final answer
    x = 1,994,984.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.