Home / 2,990,815.36-4,486,930.16-969,055.88

Finding the Fourth Proportional to 2,990,815.36, 4,486,930.16 and 969,055.88

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Solution

The fourth proportional to 2,990,815.36, 4,486,930.16 and 969,055.88 is: 1,453,812.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,815.36 : 4,486,930.16 = 969,055.88 : x
  2. Step 2: Convert to fraction form
    2,990,815.36/4,486,930.16 = 969,055.88/x
  3. Step 3: Cross multiply
    2,990,815.36x = 4,486,930.16 × 969,055.88
  4. Step 4: Simplify right side
    2,990,815.36x = 4,348,086,054,697.34
  5. Step 5: Solve for x
    x = 4,348,086,054,697.34/2,990,815.36
  6. Step 6: Final answer
    x = 1,453,812.93

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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.