Home / 2,007,785.48-2,769,717.62-1,281,870.50

Finding the Fourth Proportional to 2,007,785.48, 2,769,717.62 and 1,281,870.50

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Solution

The fourth proportional to 2,007,785.48, 2,769,717.62 and 1,281,870.50 is: 1,768,326.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,785.48 : 2,769,717.62 = 1,281,870.50 : x
  2. Step 2: Convert to fraction form
    2,007,785.48/2,769,717.62 = 1,281,870.50/x
  3. Step 3: Cross multiply
    2,007,785.48x = 2,769,717.62 × 1,281,870.50
  4. Step 4: Simplify right side
    2,007,785.48x = 3,550,419,310,408.21
  5. Step 5: Solve for x
    x = 3,550,419,310,408.21/2,007,785.48
  6. Step 6: Final answer
    x = 1,768,326.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.