Home / 2,907,272.40-4,365,574.20-2,198,101.20

Finding the Fourth Proportional to 2,907,272.40, 4,365,574.20 and 2,198,101.20

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Solution

The fourth proportional to 2,907,272.40, 4,365,574.20 and 2,198,101.20 is: 3,300,679.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,272.40 : 4,365,574.20 = 2,198,101.20 : x
  2. Step 2: Convert to fraction form
    2,907,272.40/4,365,574.20 = 2,198,101.20/x
  3. Step 3: Cross multiply
    2,907,272.40x = 4,365,574.20 × 2,198,101.20
  4. Step 4: Simplify right side
    2,907,272.40x = 9,595,973,887,709.04
  5. Step 5: Solve for x
    x = 9,595,973,887,709.04/2,907,272.40
  6. Step 6: Final answer
    x = 3,300,679.32

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1.5x scale

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.