Home / 1,681,623.27-2,523,320.64-972,149.58

Finding the Fourth Proportional to 1,681,623.27, 2,523,320.64 and 972,149.58

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Solution

The fourth proportional to 1,681,623.27, 2,523,320.64 and 972,149.58 is: 1,458,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,623.27 : 2,523,320.64 = 972,149.58 : x
  2. Step 2: Convert to fraction form
    1,681,623.27/2,523,320.64 = 972,149.58/x
  3. Step 3: Cross multiply
    1,681,623.27x = 2,523,320.64 × 972,149.58
  4. Step 4: Simplify right side
    1,681,623.27x = 2,453,045,100,381.33
  5. Step 5: Solve for x
    x = 2,453,045,100,381.33/1,681,623.27
  6. Step 6: Final answer
    x = 1,458,736.42

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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.