Home / 1,966,217.83-2,950,034.61-687,013.49

Finding the Fourth Proportional to 1,966,217.83, 2,950,034.61 and 687,013.49

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Solution

The fourth proportional to 1,966,217.83, 2,950,034.61 and 687,013.49 is: 1,030,767.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,217.83 : 2,950,034.61 = 687,013.49 : x
  2. Step 2: Convert to fraction form
    1,966,217.83/2,950,034.61 = 687,013.49/x
  3. Step 3: Cross multiply
    1,966,217.83x = 2,950,034.61 × 687,013.49
  4. Step 4: Simplify right side
    1,966,217.83x = 2,026,713,573,036.89
  5. Step 5: Solve for x
    x = 2,026,713,573,036.89/1,966,217.83
  6. Step 6: Final answer
    x = 1,030,767.57

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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.