Home / 1,552,585-2,328,877.50-430,654

Finding the Fourth Proportional to 1,552,585, 2,328,877.50 and 430,654

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Solution

The fourth proportional to 1,552,585, 2,328,877.50 and 430,654 is: 645,981

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,585 : 2,328,877.50 = 430,654 : x
  2. Step 2: Convert to fraction form
    1,552,585/2,328,877.50 = 430,654/x
  3. Step 3: Cross multiply
    1,552,585x = 2,328,877.50 × 430,654
  4. Step 4: Simplify right side
    1,552,585x = 1,002,940,410,885
  5. Step 5: Solve for x
    x = 1,002,940,410,885/1,552,585
  6. Step 6: Final answer
    x = 645,981

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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.