Home / 1,959,356.07-2,939,065.26-744,951.21

Finding the Fourth Proportional to 1,959,356.07, 2,939,065.26 and 744,951.21

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Solution

The fourth proportional to 1,959,356.07, 2,939,065.26 and 744,951.21 is: 1,117,438.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,356.07 : 2,939,065.26 = 744,951.21 : x
  2. Step 2: Convert to fraction form
    1,959,356.07/2,939,065.26 = 744,951.21/x
  3. Step 3: Cross multiply
    1,959,356.07x = 2,939,065.26 × 744,951.21
  4. Step 4: Simplify right side
    1,959,356.07x = 2,189,460,221,705.96
  5. Step 5: Solve for x
    x = 2,189,460,221,705.96/1,959,356.07
  6. Step 6: Final answer
    x = 1,117,438.66

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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.