Home / 1,144,014.87-1,578,740.72-634,716.03

Finding the Fourth Proportional to 1,144,014.87, 1,578,740.72 and 634,716.03

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Solution

The fourth proportional to 1,144,014.87, 1,578,740.72 and 634,716.03 is: 875,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,014.87 : 1,578,740.72 = 634,716.03 : x
  2. Step 2: Convert to fraction form
    1,144,014.87/1,578,740.72 = 634,716.03/x
  3. Step 3: Cross multiply
    1,144,014.87x = 1,578,740.72 × 634,716.03
  4. Step 4: Simplify right side
    1,144,014.87x = 1,002,052,042,197.74
  5. Step 5: Solve for x
    x = 1,002,052,042,197.74/1,144,014.87
  6. Step 6: Final answer
    x = 875,908.23

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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.