Home / 1,765,753.75-2,648,655.53-503,581.38

Finding the Fourth Proportional to 1,765,753.75, 2,648,655.53 and 503,581.38

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Solution

The fourth proportional to 1,765,753.75, 2,648,655.53 and 503,581.38 is: 755,379.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,753.75 : 2,648,655.53 = 503,581.38 : x
  2. Step 2: Convert to fraction form
    1,765,753.75/2,648,655.53 = 503,581.38/x
  3. Step 3: Cross multiply
    1,765,753.75x = 2,648,655.53 × 503,581.38
  4. Step 4: Simplify right side
    1,765,753.75x = 1,333,813,606,942.03
  5. Step 5: Solve for x
    x = 1,333,813,606,942.03/1,765,753.75
  6. Step 6: Final answer
    x = 755,379.17

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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.