Home / 1,272,593.84-1,908,891.12-374,035.64

Finding the Fourth Proportional to 1,272,593.84, 1,908,891.12 and 374,035.64

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Solution

The fourth proportional to 1,272,593.84, 1,908,891.12 and 374,035.64 is: 561,053.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,593.84 : 1,908,891.12 = 374,035.64 : x
  2. Step 2: Convert to fraction form
    1,272,593.84/1,908,891.12 = 374,035.64/x
  3. Step 3: Cross multiply
    1,272,593.84x = 1,908,891.12 × 374,035.64
  4. Step 4: Simplify right side
    1,272,593.84x = 713,993,311,759.52
  5. Step 5: Solve for x
    x = 713,993,311,759.52/1,272,593.84
  6. Step 6: Final answer
    x = 561,053.57

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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.