Home / 1,368,064.60-2,052,096.90-864,179.80

Finding the Fourth Proportional to 1,368,064.60, 2,052,096.90 and 864,179.80

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Solution

The fourth proportional to 1,368,064.60, 2,052,096.90 and 864,179.80 is: 1,296,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,064.60 : 2,052,096.90 = 864,179.80 : x
  2. Step 2: Convert to fraction form
    1,368,064.60/2,052,096.90 = 864,179.80/x
  3. Step 3: Cross multiply
    1,368,064.60x = 2,052,096.90 × 864,179.80
  4. Step 4: Simplify right side
    1,368,064.60x = 1,773,380,688,622.62
  5. Step 5: Solve for x
    x = 1,773,380,688,622.62/1,368,064.60
  6. Step 6: Final answer
    x = 1,296,269.70

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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.