Home / 4,885,605.60-7,328,408.40-2,187,066.30

Finding the Fourth Proportional to 4,885,605.60, 7,328,408.40 and 2,187,066.30

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Solution

The fourth proportional to 4,885,605.60, 7,328,408.40 and 2,187,066.30 is: 3,280,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,605.60 : 7,328,408.40 = 2,187,066.30 : x
  2. Step 2: Convert to fraction form
    4,885,605.60/7,328,408.40 = 2,187,066.30/x
  3. Step 3: Cross multiply
    4,885,605.60x = 7,328,408.40 × 2,187,066.30
  4. Step 4: Simplify right side
    4,885,605.60x = 16,027,715,044,276.92
  5. Step 5: Solve for x
    x = 16,027,715,044,276.92/4,885,605.60
  6. Step 6: Final answer
    x = 3,280,599.45

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Similar ratio
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1.5x scale

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.