Home / 1,304,114.90-1,957,324.35-770,969.30

Finding the Fourth Proportional to 1,304,114.90, 1,957,324.35 and 770,969.30

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Solution

The fourth proportional to 1,304,114.90, 1,957,324.35 and 770,969.30 is: 1,157,134.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,114.90 : 1,957,324.35 = 770,969.30 : x
  2. Step 2: Convert to fraction form
    1,304,114.90/1,957,324.35 = 770,969.30/x
  3. Step 3: Cross multiply
    1,304,114.90x = 1,957,324.35 × 770,969.30
  4. Step 4: Simplify right side
    1,304,114.90x = 1,509,036,983,992.46
  5. Step 5: Solve for x
    x = 1,509,036,983,992.46/1,304,114.90
  6. Step 6: Final answer
    x = 1,157,134.99

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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.