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Finding the Fourth Proportional to 2,223,008, 3,335,064.96 and 647,072

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Solution

The fourth proportional to 2,223,008, 3,335,064.96 and 647,072 is: 970,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,008 : 3,335,064.96 = 647,072 : x
  2. Step 2: Convert to fraction form
    2,223,008/3,335,064.96 = 647,072/x
  3. Step 3: Cross multiply
    2,223,008x = 3,335,064.96 × 647,072
  4. Step 4: Simplify right side
    2,223,008x = 2,158,027,153,797.12
  5. Step 5: Solve for x
    x = 2,158,027,153,797.12/2,223,008
  6. Step 6: Final answer
    x = 970,768.96

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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.