Home / 1,045,377.12-1,441,093.43-738,912.81

Finding the Fourth Proportional to 1,045,377.12, 1,441,093.43 and 738,912.81

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Solution

The fourth proportional to 1,045,377.12, 1,441,093.43 and 738,912.81 is: 1,018,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,377.12 : 1,441,093.43 = 738,912.81 : x
  2. Step 2: Convert to fraction form
    1,045,377.12/1,441,093.43 = 738,912.81/x
  3. Step 3: Cross multiply
    1,045,377.12x = 1,441,093.43 × 738,912.81
  4. Step 4: Simplify right side
    1,045,377.12x = 1,064,842,392,139.27
  5. Step 5: Solve for x
    x = 1,064,842,392,139.27/1,045,377.12
  6. Step 6: Final answer
    x = 1,018,620.33

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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.