Home / 1,776,065.55-2,664,098.33-778,793.55

Finding the Fourth Proportional to 1,776,065.55, 2,664,098.33 and 778,793.55

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Solution

The fourth proportional to 1,776,065.55, 2,664,098.33 and 778,793.55 is: 1,168,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,065.55 : 2,664,098.33 = 778,793.55 : x
  2. Step 2: Convert to fraction form
    1,776,065.55/2,664,098.33 = 778,793.55/x
  3. Step 3: Cross multiply
    1,776,065.55x = 2,664,098.33 × 778,793.55
  4. Step 4: Simplify right side
    1,776,065.55x = 2,074,782,592,075.80
  5. Step 5: Solve for x
    x = 2,074,782,592,075.80/1,776,065.55
  6. Step 6: Final answer
    x = 1,168,190.33

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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.