Home / 1,144,047.87-1,578,786.30-634,749.03

Finding the Fourth Proportional to 1,144,047.87, 1,578,786.30 and 634,749.03

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Solution

The fourth proportional to 1,144,047.87, 1,578,786.30 and 634,749.03 is: 875,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,047.87 : 1,578,786.30 = 634,749.03 : x
  2. Step 2: Convert to fraction form
    1,144,047.87/1,578,786.30 = 634,749.03/x
  3. Step 3: Cross multiply
    1,144,047.87x = 1,578,786.30 × 634,749.03
  4. Step 4: Simplify right side
    1,144,047.87x = 1,002,133,072,502.29
  5. Step 5: Solve for x
    x = 1,002,133,072,502.29/1,144,047.87
  6. Step 6: Final answer
    x = 875,953.79

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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.