Home / 1,212,308.38-1,818,396.66-370,860.14

Finding the Fourth Proportional to 1,212,308.38, 1,818,396.66 and 370,860.14

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Solution

The fourth proportional to 1,212,308.38, 1,818,396.66 and 370,860.14 is: 556,270.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,308.38 : 1,818,396.66 = 370,860.14 : x
  2. Step 2: Convert to fraction form
    1,212,308.38/1,818,396.66 = 370,860.14/x
  3. Step 3: Cross multiply
    1,212,308.38x = 1,818,396.66 × 370,860.14
  4. Step 4: Simplify right side
    1,212,308.38x = 674,370,839,903.13
  5. Step 5: Solve for x
    x = 674,370,839,903.13/1,212,308.38
  6. Step 6: Final answer
    x = 556,270.05

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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.