Home / 1,808,021.96-2,494,905.38-1,072,849.53

Finding the Fourth Proportional to 1,808,021.96, 2,494,905.38 and 1,072,849.53

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Solution

The fourth proportional to 1,808,021.96, 2,494,905.38 and 1,072,849.53 is: 1,480,434.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,021.96 : 2,494,905.38 = 1,072,849.53 : x
  2. Step 2: Convert to fraction form
    1,808,021.96/2,494,905.38 = 1,072,849.53/x
  3. Step 3: Cross multiply
    1,808,021.96x = 2,494,905.38 × 1,072,849.53
  4. Step 4: Simplify right side
    1,808,021.96x = 2,676,658,058,963.22
  5. Step 5: Solve for x
    x = 2,676,658,058,963.22/1,808,021.96
  6. Step 6: Final answer
    x = 1,480,434.49

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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.