Home / 1,284,104.10-1,926,943.47-574,732.02

Finding the Fourth Proportional to 1,284,104.10, 1,926,943.47 and 574,732.02

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Solution

The fourth proportional to 1,284,104.10, 1,926,943.47 and 574,732.02 is: 862,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,104.10 : 1,926,943.47 = 574,732.02 : x
  2. Step 2: Convert to fraction form
    1,284,104.10/1,926,943.47 = 574,732.02/x
  3. Step 3: Cross multiply
    1,284,104.10x = 1,926,943.47 × 574,732.02
  4. Step 4: Simplify right side
    1,284,104.10x = 1,107,476,112,938.91
  5. Step 5: Solve for x
    x = 1,107,476,112,938.91/1,284,104.10
  6. Step 6: Final answer
    x = 862,450.41

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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.