Home / 1,259,453.49-1,888,061.70-490,773.22

Finding the Fourth Proportional to 1,259,453.49, 1,888,061.70 and 490,773.22

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Solution

The fourth proportional to 1,259,453.49, 1,888,061.70 and 490,773.22 is: 735,723.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,453.49 : 1,888,061.70 = 490,773.22 : x
  2. Step 2: Convert to fraction form
    1,259,453.49/1,888,061.70 = 490,773.22/x
  3. Step 3: Cross multiply
    1,259,453.49x = 1,888,061.70 × 490,773.22
  4. Step 4: Simplify right side
    1,259,453.49x = 926,610,126,480.71
  5. Step 5: Solve for x
    x = 926,610,126,480.71/1,259,453.49
  6. Step 6: Final answer
    x = 735,723.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.