Home / 3,228,337.35-4,455,219.78-2,005,312.68

Finding the Fourth Proportional to 3,228,337.35, 4,455,219.78 and 2,005,312.68

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Solution

The fourth proportional to 3,228,337.35, 4,455,219.78 and 2,005,312.68 is: 2,767,402.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,337.35 : 4,455,219.78 = 2,005,312.68 : x
  2. Step 2: Convert to fraction form
    3,228,337.35/4,455,219.78 = 2,005,312.68/x
  3. Step 3: Cross multiply
    3,228,337.35x = 4,455,219.78 × 2,005,312.68
  4. Step 4: Simplify right side
    3,228,337.35x = 8,934,108,717,020.81
  5. Step 5: Solve for x
    x = 8,934,108,717,020.81/3,228,337.35
  6. Step 6: Final answer
    x = 2,767,402.46

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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.