Home / 2,095,406.20-3,138,443.70-1,815,470.20

Finding the Fourth Proportional to 2,095,406.20, 3,138,443.70 and 1,815,470.20

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Solution

The fourth proportional to 2,095,406.20, 3,138,443.70 and 1,815,470.20 is: 2,719,163.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095,406.20 : 3,138,443.70 = 1,815,470.20 : x
  2. Step 2: Convert to fraction form
    2,095,406.20/3,138,443.70 = 1,815,470.20/x
  3. Step 3: Cross multiply
    2,095,406.20x = 3,138,443.70 × 1,815,470.20
  4. Step 4: Simplify right side
    2,095,406.20x = 5,697,751,011,727.74
  5. Step 5: Solve for x
    x = 5,697,751,011,727.74/2,095,406.20
  6. Step 6: Final answer
    x = 2,719,163.00

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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.