Home / 2,383,942.50-3,289,840.65-1,310,854.50

Finding the Fourth Proportional to 2,383,942.50, 3,289,840.65 and 1,310,854.50

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Solution

The fourth proportional to 2,383,942.50, 3,289,840.65 and 1,310,854.50 is: 1,808,979.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383,942.50 : 3,289,840.65 = 1,310,854.50 : x
  2. Step 2: Convert to fraction form
    2,383,942.50/3,289,840.65 = 1,310,854.50/x
  3. Step 3: Cross multiply
    2,383,942.50x = 3,289,840.65 × 1,310,854.50
  4. Step 4: Simplify right side
    2,383,942.50x = 4,312,502,420,335.43
  5. Step 5: Solve for x
    x = 4,312,502,420,335.43/2,383,942.50
  6. Step 6: Final answer
    x = 1,808,979.21

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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.