Home / 1,129,041.36-1,693,205.13-370,757.82

Finding the Fourth Proportional to 1,129,041.36, 1,693,205.13 and 370,757.82

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Solution

The fourth proportional to 1,129,041.36, 1,693,205.13 and 370,757.82 is: 556,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,041.36 : 1,693,205.13 = 370,757.82 : x
  2. Step 2: Convert to fraction form
    1,129,041.36/1,693,205.13 = 370,757.82/x
  3. Step 3: Cross multiply
    1,129,041.36x = 1,693,205.13 × 370,757.82
  4. Step 4: Simplify right side
    1,129,041.36x = 627,769,042,811.62
  5. Step 5: Solve for x
    x = 627,769,042,811.62/1,129,041.36
  6. Step 6: Final answer
    x = 556,019.53

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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.