Home / 1,126,362.65-1,689,528.65-273,440.88

Finding the Fourth Proportional to 1,126,362.65, 1,689,528.65 and 273,440.88

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Solution

The fourth proportional to 1,126,362.65, 1,689,528.65 and 273,440.88 is: 410,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,362.65 : 1,689,528.65 = 273,440.88 : x
  2. Step 2: Convert to fraction form
    1,126,362.65/1,689,528.65 = 273,440.88/x
  3. Step 3: Cross multiply
    1,126,362.65x = 1,689,528.65 × 273,440.88
  4. Step 4: Simplify right side
    1,126,362.65x = 461,986,199,474.01
  5. Step 5: Solve for x
    x = 461,986,199,474.01/1,126,362.65
  6. Step 6: Final answer
    x = 410,157.60

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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.