Home / 1,180,576.08-1,629,187.38-671,278.41

Finding the Fourth Proportional to 1,180,576.08, 1,629,187.38 and 671,278.41

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Solution

The fourth proportional to 1,180,576.08, 1,629,187.38 and 671,278.41 is: 926,359.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,576.08 : 1,629,187.38 = 671,278.41 : x
  2. Step 2: Convert to fraction form
    1,180,576.08/1,629,187.38 = 671,278.41/x
  3. Step 3: Cross multiply
    1,180,576.08x = 1,629,187.38 × 671,278.41
  4. Step 4: Simplify right side
    1,180,576.08x = 1,093,638,314,038.47
  5. Step 5: Solve for x
    x = 1,093,638,314,038.47/1,180,576.08
  6. Step 6: Final answer
    x = 926,359.88

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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.