Home / 2,928,984.29-4,392,628.11-879,562.19

Finding the Fourth Proportional to 2,928,984.29, 4,392,628.11 and 879,562.19

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Solution

The fourth proportional to 2,928,984.29, 4,392,628.11 and 879,562.19 is: 1,319,088.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,984.29 : 4,392,628.11 = 879,562.19 : x
  2. Step 2: Convert to fraction form
    2,928,984.29/4,392,628.11 = 879,562.19/x
  3. Step 3: Cross multiply
    2,928,984.29x = 4,392,628.11 × 879,562.19
  4. Step 4: Simplify right side
    2,928,984.29x = 3,863,589,614,979.43
  5. Step 5: Solve for x
    x = 3,863,589,614,979.43/2,928,984.29
  6. Step 6: Final answer
    x = 1,319,088.54

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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.