Home / 1,207,640.60-1,811,679.60-607,090.40

Finding the Fourth Proportional to 1,207,640.60, 1,811,679.60 and 607,090.40

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Solution

The fourth proportional to 1,207,640.60, 1,811,679.60 and 607,090.40 is: 910,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,640.60 : 1,811,679.60 = 607,090.40 : x
  2. Step 2: Convert to fraction form
    1,207,640.60/1,811,679.60 = 607,090.40/x
  3. Step 3: Cross multiply
    1,207,640.60x = 1,811,679.60 × 607,090.40
  4. Step 4: Simplify right side
    1,207,640.60x = 1,099,853,293,035.84
  5. Step 5: Solve for x
    x = 1,099,853,293,035.84/1,207,640.60
  6. Step 6: Final answer
    x = 910,745.54

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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.