Home / 2,015,919.20-3,023,878.80-1,512,034.40

Finding the Fourth Proportional to 2,015,919.20, 3,023,878.80 and 1,512,034.40

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Solution

The fourth proportional to 2,015,919.20, 3,023,878.80 and 1,512,034.40 is: 2,268,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,919.20 : 3,023,878.80 = 1,512,034.40 : x
  2. Step 2: Convert to fraction form
    2,015,919.20/3,023,878.80 = 1,512,034.40/x
  3. Step 3: Cross multiply
    2,015,919.20x = 3,023,878.80 × 1,512,034.40
  4. Step 4: Simplify right side
    2,015,919.20x = 4,572,208,767,030.72
  5. Step 5: Solve for x
    x = 4,572,208,767,030.72/2,015,919.20
  6. Step 6: Final answer
    x = 2,268,051.60

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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.