Home / 3,037,971.60-4,558,123.80-2,990,149.20

Finding the Fourth Proportional to 3,037,971.60, 4,558,123.80 and 2,990,149.20

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Solution

The fourth proportional to 3,037,971.60, 4,558,123.80 and 2,990,149.20 is: 4,486,371.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037,971.60 : 4,558,123.80 = 2,990,149.20 : x
  2. Step 2: Convert to fraction form
    3,037,971.60/4,558,123.80 = 2,990,149.20/x
  3. Step 3: Cross multiply
    3,037,971.60x = 4,558,123.80 × 2,990,149.20
  4. Step 4: Simplify right side
    3,037,971.60x = 13,629,470,234,070.96
  5. Step 5: Solve for x
    x = 13,629,470,234,070.96/3,037,971.60
  6. Step 6: Final answer
    x = 4,486,371.84

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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.