Home / 2,916,864.78-4,025,274.17-1,610,117.60

Finding the Fourth Proportional to 2,916,864.78, 4,025,274.17 and 1,610,117.60

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Solution

The fourth proportional to 2,916,864.78, 4,025,274.17 and 1,610,117.60 is: 2,221,962.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,864.78 : 4,025,274.17 = 1,610,117.60 : x
  2. Step 2: Convert to fraction form
    2,916,864.78/4,025,274.17 = 1,610,117.60/x
  3. Step 3: Cross multiply
    2,916,864.78x = 4,025,274.17 × 1,610,117.60
  4. Step 4: Simplify right side
    2,916,864.78x = 6,481,164,757,765.43
  5. Step 5: Solve for x
    x = 6,481,164,757,765.43/2,916,864.78
  6. Step 6: Final answer
    x = 2,221,962.71

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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.