Home / 1,489,935.70-2,234,903.55-543,337.30

Finding the Fourth Proportional to 1,489,935.70, 2,234,903.55 and 543,337.30

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Solution

The fourth proportional to 1,489,935.70, 2,234,903.55 and 543,337.30 is: 815,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,935.70 : 2,234,903.55 = 543,337.30 : x
  2. Step 2: Convert to fraction form
    1,489,935.70/2,234,903.55 = 543,337.30/x
  3. Step 3: Cross multiply
    1,489,935.70x = 2,234,903.55 × 543,337.30
  4. Step 4: Simplify right side
    1,489,935.70x = 1,214,306,460,617.42
  5. Step 5: Solve for x
    x = 1,214,306,460,617.42/1,489,935.70
  6. Step 6: Final answer
    x = 815,005.95

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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.