Home / 1,939,963.43-2,676,222.34-1,507,282.49

Finding the Fourth Proportional to 1,939,963.43, 2,676,222.34 and 1,507,282.49

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Solution

The fourth proportional to 1,939,963.43, 2,676,222.34 and 1,507,282.49 is: 2,079,329.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,963.43 : 2,676,222.34 = 1,507,282.49 : x
  2. Step 2: Convert to fraction form
    1,939,963.43/2,676,222.34 = 1,507,282.49/x
  3. Step 3: Cross multiply
    1,939,963.43x = 2,676,222.34 × 1,507,282.49
  4. Step 4: Simplify right side
    1,939,963.43x = 4,033,823,072,428.83
  5. Step 5: Solve for x
    x = 4,033,823,072,428.83/1,939,963.43
  6. Step 6: Final answer
    x = 2,079,329.44

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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.