Home / 2,679,077.80-4,011,618.30-2,553,106.60

Finding the Fourth Proportional to 2,679,077.80, 4,011,618.30 and 2,553,106.60

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Solution

The fourth proportional to 2,679,077.80, 4,011,618.30 and 2,553,106.60 is: 3,822,990.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,077.80 : 4,011,618.30 = 2,553,106.60 : x
  2. Step 2: Convert to fraction form
    2,679,077.80/4,011,618.30 = 2,553,106.60/x
  3. Step 3: Cross multiply
    2,679,077.80x = 4,011,618.30 × 2,553,106.60
  4. Step 4: Simplify right side
    2,679,077.80x = 10,242,089,158,410.78
  5. Step 5: Solve for x
    x = 10,242,089,158,410.78/2,679,077.80
  6. Step 6: Final answer
    x = 3,822,990.57

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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.