Home / 3,470,529.30-5,206,571.55-1,340,423.70

Finding the Fourth Proportional to 3,470,529.30, 5,206,571.55 and 1,340,423.70

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Solution

The fourth proportional to 3,470,529.30, 5,206,571.55 and 1,340,423.70 is: 2,010,935.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,529.30 : 5,206,571.55 = 1,340,423.70 : x
  2. Step 2: Convert to fraction form
    3,470,529.30/5,206,571.55 = 1,340,423.70/x
  3. Step 3: Cross multiply
    3,470,529.30x = 5,206,571.55 × 1,340,423.70
  4. Step 4: Simplify right side
    3,470,529.30x = 6,979,011,901,365.74
  5. Step 5: Solve for x
    x = 6,979,011,901,365.74/3,470,529.30
  6. Step 6: Final answer
    x = 2,010,935.88

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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.