Home / 4,474,820.28-6,707,736-1,439,955.72

Finding the Fourth Proportional to 4,474,820.28, 6,707,736 and 1,439,955.72

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Solution

The fourth proportional to 4,474,820.28, 6,707,736 and 1,439,955.72 is: 2,158,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474,820.28 : 6,707,736 = 1,439,955.72 : x
  2. Step 2: Convert to fraction form
    4,474,820.28/6,707,736 = 1,439,955.72/x
  3. Step 3: Cross multiply
    4,474,820.28x = 6,707,736 × 1,439,955.72
  4. Step 4: Simplify right side
    4,474,820.28x = 9,658,842,821,449.92
  5. Step 5: Solve for x
    x = 9,658,842,821,449.92/4,474,820.28
  6. Step 6: Final answer
    x = 2,158,487.32

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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.