Home / 1,508,321.43-2,263,219.70-709,682.49

Finding the Fourth Proportional to 1,508,321.43, 2,263,219.70 and 709,682.49

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Solution

The fourth proportional to 1,508,321.43, 2,263,219.70 and 709,682.49 is: 1,064,870.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,321.43 : 2,263,219.70 = 709,682.49 : x
  2. Step 2: Convert to fraction form
    1,508,321.43/2,263,219.70 = 709,682.49/x
  3. Step 3: Cross multiply
    1,508,321.43x = 2,263,219.70 × 709,682.49
  4. Step 4: Simplify right side
    1,508,321.43x = 1,606,167,388,564.64
  5. Step 5: Solve for x
    x = 1,606,167,388,564.64/1,508,321.43
  6. Step 6: Final answer
    x = 1,064,870.76

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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.