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Finding the Fourth Proportional to 5,802,894.65, 8,703,808.20 and 1,964,278.28

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Solution

The fourth proportional to 5,802,894.65, 8,703,808.20 and 1,964,278.28 is: 2,946,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802,894.65 : 8,703,808.20 = 1,964,278.28 : x
  2. Step 2: Convert to fraction form
    5,802,894.65/8,703,808.20 = 1,964,278.28/x
  3. Step 3: Cross multiply
    5,802,894.65x = 8,703,808.20 × 1,964,278.28
  4. Step 4: Simplify right side
    5,802,894.65x = 17,096,701,422,305.41
  5. Step 5: Solve for x
    x = 17,096,701,422,305.41/5,802,894.65
  6. Step 6: Final answer
    x = 2,946,236.74

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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.