Home / 1,776,065.80-2,664,098.70-778,793.80

Finding the Fourth Proportional to 1,776,065.80, 2,664,098.70 and 778,793.80

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Solution

The fourth proportional to 1,776,065.80, 2,664,098.70 and 778,793.80 is: 1,168,190.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,065.80 : 2,664,098.70 = 778,793.80 : x
  2. Step 2: Convert to fraction form
    1,776,065.80/2,664,098.70 = 778,793.80/x
  3. Step 3: Cross multiply
    1,776,065.80x = 2,664,098.70 × 778,793.80
  4. Step 4: Simplify right side
    1,776,065.80x = 2,074,783,550,148.06
  5. Step 5: Solve for x
    x = 2,074,783,550,148.06/1,776,065.80
  6. Step 6: Final answer
    x = 1,168,190.70

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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.