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Finding the Fourth Proportional to 1,568,520, 2,351,830.86 and 703,796.40

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Solution

The fourth proportional to 1,568,520, 2,351,830.86 and 703,796.40 is: 1,055,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,520 : 2,351,830.86 = 703,796.40 : x
  2. Step 2: Convert to fraction form
    1,568,520/2,351,830.86 = 703,796.40/x
  3. Step 3: Cross multiply
    1,568,520x = 2,351,830.86 × 703,796.40
  4. Step 4: Simplify right side
    1,568,520x = 1,655,210,092,676.90
  5. Step 5: Solve for x
    x = 1,655,210,092,676.90/1,568,520
  6. Step 6: Final answer
    x = 1,055,268.72

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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.