Home / 1,035,273.11-1,428,176.04-667,653.26

Finding the Fourth Proportional to 1,035,273.11, 1,428,176.04 and 667,653.26

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Solution

The fourth proportional to 1,035,273.11, 1,428,176.04 and 667,653.26 is: 921,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,273.11 : 1,428,176.04 = 667,653.26 : x
  2. Step 2: Convert to fraction form
    1,035,273.11/1,428,176.04 = 667,653.26/x
  3. Step 3: Cross multiply
    1,035,273.11x = 1,428,176.04 × 667,653.26
  4. Step 4: Simplify right side
    1,035,273.11x = 953,526,381,819.01
  5. Step 5: Solve for x
    x = 953,526,381,819.01/1,035,273.11
  6. Step 6: Final answer
    x = 921,038.49

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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.