Home / 4,962,813.60-7,444,220.40-2,123,212.80

Finding the Fourth Proportional to 4,962,813.60, 7,444,220.40 and 2,123,212.80

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Solution

The fourth proportional to 4,962,813.60, 7,444,220.40 and 2,123,212.80 is: 3,184,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962,813.60 : 7,444,220.40 = 2,123,212.80 : x
  2. Step 2: Convert to fraction form
    4,962,813.60/7,444,220.40 = 2,123,212.80/x
  3. Step 3: Cross multiply
    4,962,813.60x = 7,444,220.40 × 2,123,212.80
  4. Step 4: Simplify right side
    4,962,813.60x = 15,805,664,039,301.12
  5. Step 5: Solve for x
    x = 15,805,664,039,301.12/4,962,813.60
  6. Step 6: Final answer
    x = 3,184,819.20

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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.