Home / 1,248,222.65-1,722,596.13-731,904.76

Finding the Fourth Proportional to 1,248,222.65, 1,722,596.13 and 731,904.76

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Solution

The fourth proportional to 1,248,222.65, 1,722,596.13 and 731,904.76 is: 1,010,057.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,222.65 : 1,722,596.13 = 731,904.76 : x
  2. Step 2: Convert to fraction form
    1,248,222.65/1,722,596.13 = 731,904.76/x
  3. Step 3: Cross multiply
    1,248,222.65x = 1,722,596.13 × 731,904.76
  4. Step 4: Simplify right side
    1,248,222.65x = 1,260,776,294,832.07
  5. Step 5: Solve for x
    x = 1,260,776,294,832.07/1,248,222.65
  6. Step 6: Final answer
    x = 1,010,057.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.