Home / 1,143,982.04-1,578,687.32-634,684.41

Finding the Fourth Proportional to 1,143,982.04, 1,578,687.32 and 634,684.41

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Solution

The fourth proportional to 1,143,982.04, 1,578,687.32 and 634,684.41 is: 875,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,982.04 : 1,578,687.32 = 634,684.41 : x
  2. Step 2: Convert to fraction form
    1,143,982.04/1,578,687.32 = 634,684.41/x
  3. Step 3: Cross multiply
    1,143,982.04x = 1,578,687.32 × 634,684.41
  4. Step 4: Simplify right side
    1,143,982.04x = 1,001,968,228,285.29
  5. Step 5: Solve for x
    x = 1,001,968,228,285.29/1,143,982.04
  6. Step 6: Final answer
    x = 875,860.11

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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.