Home / 2,711,921.40-4,063,283.46-1,800,466.20

Finding the Fourth Proportional to 2,711,921.40, 4,063,283.46 and 1,800,466.20

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Solution

The fourth proportional to 2,711,921.40, 4,063,283.46 and 1,800,466.20 is: 2,697,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,921.40 : 4,063,283.46 = 1,800,466.20 : x
  2. Step 2: Convert to fraction form
    2,711,921.40/4,063,283.46 = 1,800,466.20/x
  3. Step 3: Cross multiply
    2,711,921.40x = 4,063,283.46 × 1,800,466.20
  4. Step 4: Simplify right side
    2,711,921.40x = 7,315,804,530,749.05
  5. Step 5: Solve for x
    x = 7,315,804,530,749.05/2,711,921.40
  6. Step 6: Final answer
    x = 2,697,646.23

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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.