Home / 1,993,850.60-2,990,775.90-929,000.30

Finding the Fourth Proportional to 1,993,850.60, 2,990,775.90 and 929,000.30

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Solution

The fourth proportional to 1,993,850.60, 2,990,775.90 and 929,000.30 is: 1,393,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,850.60 : 2,990,775.90 = 929,000.30 : x
  2. Step 2: Convert to fraction form
    1,993,850.60/2,990,775.90 = 929,000.30/x
  3. Step 3: Cross multiply
    1,993,850.60x = 2,990,775.90 × 929,000.30
  4. Step 4: Simplify right side
    1,993,850.60x = 2,778,431,708,332.77
  5. Step 5: Solve for x
    x = 2,778,431,708,332.77/1,993,850.60
  6. Step 6: Final answer
    x = 1,393,500.45

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Similar ratio
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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.