Home / 3,676,811.60-5,521,122.30-2,779,266.80

Finding the Fourth Proportional to 3,676,811.60, 5,521,122.30 and 2,779,266.80

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Solution

The fourth proportional to 3,676,811.60, 5,521,122.30 and 2,779,266.80 is: 4,173,363.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,811.60 : 5,521,122.30 = 2,779,266.80 : x
  2. Step 2: Convert to fraction form
    3,676,811.60/5,521,122.30 = 2,779,266.80/x
  3. Step 3: Cross multiply
    3,676,811.60x = 5,521,122.30 × 2,779,266.80
  4. Step 4: Simplify right side
    3,676,811.60x = 15,344,671,907,129.64
  5. Step 5: Solve for x
    x = 15,344,671,907,129.64/3,676,811.60
  6. Step 6: Final answer
    x = 4,173,363.66

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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.