Home / 2,049,758.40-3,074,637.60-1,900,459.20

Finding the Fourth Proportional to 2,049,758.40, 3,074,637.60 and 1,900,459.20

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Solution

The fourth proportional to 2,049,758.40, 3,074,637.60 and 1,900,459.20 is: 2,850,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,758.40 : 3,074,637.60 = 1,900,459.20 : x
  2. Step 2: Convert to fraction form
    2,049,758.40/3,074,637.60 = 1,900,459.20/x
  3. Step 3: Cross multiply
    2,049,758.40x = 3,074,637.60 × 1,900,459.20
  4. Step 4: Simplify right side
    2,049,758.40x = 5,843,223,313,585.92
  5. Step 5: Solve for x
    x = 5,843,223,313,585.92/2,049,758.40
  6. Step 6: Final answer
    x = 2,850,688.80

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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.