Home / 1,324,172.96-1,986,277.89-377,543.69

Finding the Fourth Proportional to 1,324,172.96, 1,986,277.89 and 377,543.69

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Solution

The fourth proportional to 1,324,172.96, 1,986,277.89 and 377,543.69 is: 566,320.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,172.96 : 1,986,277.89 = 377,543.69 : x
  2. Step 2: Convert to fraction form
    1,324,172.96/1,986,277.89 = 377,543.69/x
  3. Step 3: Cross multiply
    1,324,172.96x = 1,986,277.89 × 377,543.69
  4. Step 4: Simplify right side
    1,324,172.96x = 749,906,674,024.63
  5. Step 5: Solve for x
    x = 749,906,674,024.63/1,324,172.96
  6. Step 6: Final answer
    x = 566,320.79

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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.