Home / 3,639,783.53-5,459,677.12-1,243,651.66

Finding the Fourth Proportional to 3,639,783.53, 5,459,677.12 and 1,243,651.66

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Solution

The fourth proportional to 3,639,783.53, 5,459,677.12 and 1,243,651.66 is: 1,865,478.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,783.53 : 5,459,677.12 = 1,243,651.66 : x
  2. Step 2: Convert to fraction form
    3,639,783.53/5,459,677.12 = 1,243,651.66/x
  3. Step 3: Cross multiply
    3,639,783.53x = 5,459,677.12 × 1,243,651.66
  4. Step 4: Simplify right side
    3,639,783.53x = 6,789,936,501,257.39
  5. Step 5: Solve for x
    x = 6,789,936,501,257.39/3,639,783.53
  6. Step 6: Final answer
    x = 1,865,478.11

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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.