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Finding the Fourth Proportional to 2,964,932.51, 4,447,437.72 and 806,064.17

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Solution

The fourth proportional to 2,964,932.51, 4,447,437.72 and 806,064.17 is: 1,209,106.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964,932.51 : 4,447,437.72 = 806,064.17 : x
  2. Step 2: Convert to fraction form
    2,964,932.51/4,447,437.72 = 806,064.17/x
  3. Step 3: Cross multiply
    2,964,932.51x = 4,447,437.72 × 806,064.17
  4. Step 4: Simplify right side
    2,964,932.51x = 3,584,920,172,161.30
  5. Step 5: Solve for x
    x = 3,584,920,172,161.30/2,964,932.51
  6. Step 6: Final answer
    x = 1,209,106.84

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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.