Home / 2,028,803.40-3,043,298.58-1,129,568.16

Finding the Fourth Proportional to 2,028,803.40, 3,043,298.58 and 1,129,568.16

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Solution

The fourth proportional to 2,028,803.40, 3,043,298.58 and 1,129,568.16 is: 1,694,404.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,803.40 : 3,043,298.58 = 1,129,568.16 : x
  2. Step 2: Convert to fraction form
    2,028,803.40/3,043,298.58 = 1,129,568.16/x
  3. Step 3: Cross multiply
    2,028,803.40x = 3,043,298.58 × 1,129,568.16
  4. Step 4: Simplify right side
    2,028,803.40x = 3,437,613,177,341.21
  5. Step 5: Solve for x
    x = 3,437,613,177,341.21/2,028,803.40
  6. Step 6: Final answer
    x = 1,694,404.29

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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.