Home / 1,990,094.80-2,982,080.40-1,482,273.40

Finding the Fourth Proportional to 1,990,094.80, 2,982,080.40 and 1,482,273.40

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Solution

The fourth proportional to 1,990,094.80, 2,982,080.40 and 1,482,273.40 is: 2,221,129.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,094.80 : 2,982,080.40 = 1,482,273.40 : x
  2. Step 2: Convert to fraction form
    1,990,094.80/2,982,080.40 = 1,482,273.40/x
  3. Step 3: Cross multiply
    1,990,094.80x = 2,982,080.40 × 1,482,273.40
  4. Step 4: Simplify right side
    1,990,094.80x = 4,420,258,453,581.36
  5. Step 5: Solve for x
    x = 4,420,258,453,581.36/1,990,094.80
  6. Step 6: Final answer
    x = 2,221,129.59

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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.