Home / 1,628,670.13-2,247,567.42-903,517.87

Finding the Fourth Proportional to 1,628,670.13, 2,247,567.42 and 903,517.87

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Solution

The fourth proportional to 1,628,670.13, 2,247,567.42 and 903,517.87 is: 1,246,856.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,670.13 : 2,247,567.42 = 903,517.87 : x
  2. Step 2: Convert to fraction form
    1,628,670.13/2,247,567.42 = 903,517.87/x
  3. Step 3: Cross multiply
    1,628,670.13x = 2,247,567.42 × 903,517.87
  4. Step 4: Simplify right side
    1,628,670.13x = 2,030,717,327,999.80
  5. Step 5: Solve for x
    x = 2,030,717,327,999.80/1,628,670.13
  6. Step 6: Final answer
    x = 1,246,856.13

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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.