Home / 1,937,923.40-2,906,885.10-1,856,016.20

Finding the Fourth Proportional to 1,937,923.40, 2,906,885.10 and 1,856,016.20

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Solution

The fourth proportional to 1,937,923.40, 2,906,885.10 and 1,856,016.20 is: 2,784,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,923.40 : 2,906,885.10 = 1,856,016.20 : x
  2. Step 2: Convert to fraction form
    1,937,923.40/2,906,885.10 = 1,856,016.20/x
  3. Step 3: Cross multiply
    1,937,923.40x = 2,906,885.10 × 1,856,016.20
  4. Step 4: Simplify right side
    1,937,923.40x = 5,395,225,837,138.62
  5. Step 5: Solve for x
    x = 5,395,225,837,138.62/1,937,923.40
  6. Step 6: Final answer
    x = 2,784,024.30

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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.