Home / 1,143,857.03-1,578,517.89-634,559.41

Finding the Fourth Proportional to 1,143,857.03, 1,578,517.89 and 634,559.41

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Solution

The fourth proportional to 1,143,857.03, 1,578,517.89 and 634,559.41 is: 875,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,857.03 : 1,578,517.89 = 634,559.41 : x
  2. Step 2: Convert to fraction form
    1,143,857.03/1,578,517.89 = 634,559.41/x
  3. Step 3: Cross multiply
    1,143,857.03x = 1,578,517.89 × 634,559.41
  4. Step 4: Simplify right side
    1,143,857.03x = 1,001,663,380,952.84
  5. Step 5: Solve for x
    x = 1,001,663,380,952.84/1,143,857.03
  6. Step 6: Final answer
    x = 875,689.32

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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.