Home / 1,447,236.53-1,997,308.98-802,864.25

Finding the Fourth Proportional to 1,447,236.53, 1,997,308.98 and 802,864.25

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Solution

The fourth proportional to 1,447,236.53, 1,997,308.98 and 802,864.25 is: 1,108,020.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,236.53 : 1,997,308.98 = 802,864.25 : x
  2. Step 2: Convert to fraction form
    1,447,236.53/1,997,308.98 = 802,864.25/x
  3. Step 3: Cross multiply
    1,447,236.53x = 1,997,308.98 × 802,864.25
  4. Step 4: Simplify right side
    1,447,236.53x = 1,603,567,976,245.97
  5. Step 5: Solve for x
    x = 1,603,567,976,245.97/1,447,236.53
  6. Step 6: Final answer
    x = 1,108,020.66

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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.