Home / 1,663,153.43-2,295,149.78-899,205.17

Finding the Fourth Proportional to 1,663,153.43, 2,295,149.78 and 899,205.17

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Solution

The fourth proportional to 1,663,153.43, 2,295,149.78 and 899,205.17 is: 1,240,902.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,153.43 : 2,295,149.78 = 899,205.17 : x
  2. Step 2: Convert to fraction form
    1,663,153.43/2,295,149.78 = 899,205.17/x
  3. Step 3: Cross multiply
    1,663,153.43x = 2,295,149.78 × 899,205.17
  4. Step 4: Simplify right side
    1,663,153.43x = 2,063,810,538,872.63
  5. Step 5: Solve for x
    x = 2,063,810,538,872.63/1,663,153.43
  6. Step 6: Final answer
    x = 1,240,902.08

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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.