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Finding the Fourth Proportional to 1,366,923.54, 2,050,824.03 and 657,003.06

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Solution

The fourth proportional to 1,366,923.54, 2,050,824.03 and 657,003.06 is: 985,715.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,923.54 : 2,050,824.03 = 657,003.06 : x
  2. Step 2: Convert to fraction form
    1,366,923.54/2,050,824.03 = 657,003.06/x
  3. Step 3: Cross multiply
    1,366,923.54x = 2,050,824.03 × 657,003.06
  4. Step 4: Simplify right side
    1,366,923.54x = 1,347,397,663,231.53
  5. Step 5: Solve for x
    x = 1,347,397,663,231.53/1,366,923.54
  6. Step 6: Final answer
    x = 985,715.46

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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.