Home / 1,308,826.78-1,963,183.05-410,248

Finding the Fourth Proportional to 1,308,826.78, 1,963,183.05 and 410,248

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Solution

The fourth proportional to 1,308,826.78, 1,963,183.05 and 410,248 is: 615,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,826.78 : 1,963,183.05 = 410,248 : x
  2. Step 2: Convert to fraction form
    1,308,826.78/1,963,183.05 = 410,248/x
  3. Step 3: Cross multiply
    1,308,826.78x = 1,963,183.05 × 410,248
  4. Step 4: Simplify right side
    1,308,826.78x = 805,391,919,896.40
  5. Step 5: Solve for x
    x = 805,391,919,896.40/1,308,826.78
  6. Step 6: Final answer
    x = 615,354.10

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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.