Home / 2,243,249.16-3,364,370.72-645,456.12

Finding the Fourth Proportional to 2,243,249.16, 3,364,370.72 and 645,456.12

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Solution

The fourth proportional to 2,243,249.16, 3,364,370.72 and 645,456.12 is: 968,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243,249.16 : 3,364,370.72 = 645,456.12 : x
  2. Step 2: Convert to fraction form
    2,243,249.16/3,364,370.72 = 645,456.12/x
  3. Step 3: Cross multiply
    2,243,249.16x = 3,364,370.72 × 645,456.12
  4. Step 4: Simplify right side
    2,243,249.16x = 2,171,553,671,172.81
  5. Step 5: Solve for x
    x = 2,171,553,671,172.81/2,243,249.16
  6. Step 6: Final answer
    x = 968,039.44

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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.