Home / 4,721,995.06-7,082,200.20-1,310,628.22

Finding the Fourth Proportional to 4,721,995.06, 7,082,200.20 and 1,310,628.22

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Solution

The fourth proportional to 4,721,995.06, 7,082,200.20 and 1,310,628.22 is: 1,965,722.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,995.06 : 7,082,200.20 = 1,310,628.22 : x
  2. Step 2: Convert to fraction form
    4,721,995.06/7,082,200.20 = 1,310,628.22/x
  3. Step 3: Cross multiply
    4,721,995.06x = 7,082,200.20 × 1,310,628.22
  4. Step 4: Simplify right side
    4,721,995.06x = 9,282,131,441,809.65
  5. Step 5: Solve for x
    x = 9,282,131,441,809.65/4,721,995.06
  6. Step 6: Final answer
    x = 1,965,722.40

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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.