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Finding the Fourth Proportional to 3,455,598.76, 4,769,674.75 and 2,005,761.27

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Solution

The fourth proportional to 3,455,598.76, 4,769,674.75 and 2,005,761.27 is: 2,768,501.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,598.76 : 4,769,674.75 = 2,005,761.27 : x
  2. Step 2: Convert to fraction form
    3,455,598.76/4,769,674.75 = 2,005,761.27/x
  3. Step 3: Cross multiply
    3,455,598.76x = 4,769,674.75 × 2,005,761.27
  4. Step 4: Simplify right side
    3,455,598.76x = 9,566,828,884,046.93
  5. Step 5: Solve for x
    x = 9,566,828,884,046.93/3,455,598.76
  6. Step 6: Final answer
    x = 2,768,501.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.