Home / 3,252,486.62-4,878,740.64-823,638.54

Finding the Fourth Proportional to 3,252,486.62, 4,878,740.64 and 823,638.54

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Solution

The fourth proportional to 3,252,486.62, 4,878,740.64 and 823,638.54 is: 1,235,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252,486.62 : 4,878,740.64 = 823,638.54 : x
  2. Step 2: Convert to fraction form
    3,252,486.62/4,878,740.64 = 823,638.54/x
  3. Step 3: Cross multiply
    3,252,486.62x = 4,878,740.64 × 823,638.54
  4. Step 4: Simplify right side
    3,252,486.62x = 4,018,318,817,768.27
  5. Step 5: Solve for x
    x = 4,018,318,817,768.27/3,252,486.62
  6. Step 6: Final answer
    x = 1,235,460.52

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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.