Home / 1,301,327.82-1,795,813.81-720,495.24

Finding the Fourth Proportional to 1,301,327.82, 1,795,813.81 and 720,495.24

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Solution

The fourth proportional to 1,301,327.82, 1,795,813.81 and 720,495.24 is: 994,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,327.82 : 1,795,813.81 = 720,495.24 : x
  2. Step 2: Convert to fraction form
    1,301,327.82/1,795,813.81 = 720,495.24/x
  3. Step 3: Cross multiply
    1,301,327.82x = 1,795,813.81 × 720,495.24
  4. Step 4: Simplify right side
    1,301,327.82x = 1,293,875,302,031.26
  5. Step 5: Solve for x
    x = 1,293,875,302,031.26/1,301,327.82
  6. Step 6: Final answer
    x = 994,273.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.