Home / 1,403,474.25-1,936,793.07-758,892.90

Finding the Fourth Proportional to 1,403,474.25, 1,936,793.07 and 758,892.90

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Solution

The fourth proportional to 1,403,474.25, 1,936,793.07 and 758,892.90 is: 1,047,271.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,474.25 : 1,936,793.07 = 758,892.90 : x
  2. Step 2: Convert to fraction form
    1,403,474.25/1,936,793.07 = 758,892.90/x
  3. Step 3: Cross multiply
    1,403,474.25x = 1,936,793.07 × 758,892.90
  4. Step 4: Simplify right side
    1,403,474.25x = 1,469,818,509,592.20
  5. Step 5: Solve for x
    x = 1,469,818,509,592.20/1,403,474.25
  6. Step 6: Final answer
    x = 1,047,271.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.