Home / 1,455,757.70-2,183,636.55-509,224.10

Finding the Fourth Proportional to 1,455,757.70, 2,183,636.55 and 509,224.10

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Solution

The fourth proportional to 1,455,757.70, 2,183,636.55 and 509,224.10 is: 763,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,757.70 : 2,183,636.55 = 509,224.10 : x
  2. Step 2: Convert to fraction form
    1,455,757.70/2,183,636.55 = 509,224.10/x
  3. Step 3: Cross multiply
    1,455,757.70x = 2,183,636.55 × 509,224.10
  4. Step 4: Simplify right side
    1,455,757.70x = 1,111,960,356,900.85
  5. Step 5: Solve for x
    x = 1,111,960,356,900.85/1,455,757.70
  6. Step 6: Final answer
    x = 763,836.15

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Double scale
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1.5x scale

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.