Home / 1,969,793.96-2,717,852.84-1,195,407.50

Finding the Fourth Proportional to 1,969,793.96, 2,717,852.84 and 1,195,407.50

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Solution

The fourth proportional to 1,969,793.96, 2,717,852.84 and 1,195,407.50 is: 1,649,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,793.96 : 2,717,852.84 = 1,195,407.50 : x
  2. Step 2: Convert to fraction form
    1,969,793.96/2,717,852.84 = 1,195,407.50/x
  3. Step 3: Cross multiply
    1,969,793.96x = 2,717,852.84 × 1,195,407.50
  4. Step 4: Simplify right side
    1,969,793.96x = 3,248,941,658,231.56
  5. Step 5: Solve for x
    x = 3,248,941,658,231.56/1,969,793.96
  6. Step 6: Final answer
    x = 1,649,381.47

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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.