Home / 1,266,107.76-1,899,349.36-367,556.94

Finding the Fourth Proportional to 1,266,107.76, 1,899,349.36 and 367,556.94

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Solution

The fourth proportional to 1,266,107.76, 1,899,349.36 and 367,556.94 is: 551,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,107.76 : 1,899,349.36 = 367,556.94 : x
  2. Step 2: Convert to fraction form
    1,266,107.76/1,899,349.36 = 367,556.94/x
  3. Step 3: Cross multiply
    1,266,107.76x = 1,899,349.36 × 367,556.94
  4. Step 4: Simplify right side
    1,266,107.76x = 698,119,037,833.67
  5. Step 5: Solve for x
    x = 698,119,037,833.67/1,266,107.76
  6. Step 6: Final answer
    x = 551,389.91

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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.