Home / 4,581,855.40-6,872,783.10-2,660,794.60

Finding the Fourth Proportional to 4,581,855.40, 6,872,783.10 and 2,660,794.60

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Solution

The fourth proportional to 4,581,855.40, 6,872,783.10 and 2,660,794.60 is: 3,991,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581,855.40 : 6,872,783.10 = 2,660,794.60 : x
  2. Step 2: Convert to fraction form
    4,581,855.40/6,872,783.10 = 2,660,794.60/x
  3. Step 3: Cross multiply
    4,581,855.40x = 6,872,783.10 × 2,660,794.60
  4. Step 4: Simplify right side
    4,581,855.40x = 18,287,064,159,451.26
  5. Step 5: Solve for x
    x = 18,287,064,159,451.26/4,581,855.40
  6. Step 6: Final answer
    x = 3,991,191.90

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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.