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Finding the Fourth Proportional to 5,368,547.97, 8,052,821.96 and 1,957,090.41

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Solution

The fourth proportional to 5,368,547.97, 8,052,821.96 and 1,957,090.41 is: 2,935,635.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368,547.97 : 8,052,821.96 = 1,957,090.41 : x
  2. Step 2: Convert to fraction form
    5,368,547.97/8,052,821.96 = 1,957,090.41/x
  3. Step 3: Cross multiply
    5,368,547.97x = 8,052,821.96 × 1,957,090.41
  4. Step 4: Simplify right side
    5,368,547.97x = 15,760,100,621,567.95
  5. Step 5: Solve for x
    x = 15,760,100,621,567.95/5,368,547.97
  6. Step 6: Final answer
    x = 2,935,635.62

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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.