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Finding the Fourth Proportional to 2,967,479.03, 4,451,135.10 and 945,844.07

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Solution

The fourth proportional to 2,967,479.03, 4,451,135.10 and 945,844.07 is: 1,418,739.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,479.03 : 4,451,135.10 = 945,844.07 : x
  2. Step 2: Convert to fraction form
    2,967,479.03/4,451,135.10 = 945,844.07/x
  3. Step 3: Cross multiply
    2,967,479.03x = 4,451,135.10 × 945,844.07
  4. Step 4: Simplify right side
    2,967,479.03x = 4,210,079,716,848.18
  5. Step 5: Solve for x
    x = 4,210,079,716,848.18/2,967,479.03
  6. Step 6: Final answer
    x = 1,418,739.50

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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.