Home / 1,301,236.42-1,795,762.39-720,459.56

Finding the Fourth Proportional to 1,301,236.42, 1,795,762.39 and 720,459.56

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Solution

The fourth proportional to 1,301,236.42, 1,795,762.39 and 720,459.56 is: 994,265.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,236.42 : 1,795,762.39 = 720,459.56 : x
  2. Step 2: Convert to fraction form
    1,301,236.42/1,795,762.39 = 720,459.56/x
  3. Step 3: Cross multiply
    1,301,236.42x = 1,795,762.39 × 720,459.56
  4. Step 4: Simplify right side
    1,301,236.42x = 1,293,774,184,052.21
  5. Step 5: Solve for x
    x = 1,293,774,184,052.21/1,301,236.42
  6. Step 6: Final answer
    x = 994,265.27

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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.