Home / 2,956,870.30-4,434,977.40-827,169.70

Finding the Fourth Proportional to 2,956,870.30, 4,434,977.40 and 827,169.70

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Solution

The fourth proportional to 2,956,870.30, 4,434,977.40 and 827,169.70 is: 1,240,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956,870.30 : 4,434,977.40 = 827,169.70 : x
  2. Step 2: Convert to fraction form
    2,956,870.30/4,434,977.40 = 827,169.70/x
  3. Step 3: Cross multiply
    2,956,870.30x = 4,434,977.40 × 827,169.70
  4. Step 4: Simplify right side
    2,956,870.30x = 3,668,478,925,464.78
  5. Step 5: Solve for x
    x = 3,668,478,925,464.78/2,956,870.30
  6. Step 6: Final answer
    x = 1,240,662.78

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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.