Home / 1,765,743.75-2,648,640.54-503,571.39

Finding the Fourth Proportional to 1,765,743.75, 2,648,640.54 and 503,571.39

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Solution

The fourth proportional to 1,765,743.75, 2,648,640.54 and 503,571.39 is: 755,364.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,743.75 : 2,648,640.54 = 503,571.39 : x
  2. Step 2: Convert to fraction form
    1,765,743.75/2,648,640.54 = 503,571.39/x
  3. Step 3: Cross multiply
    1,765,743.75x = 2,648,640.54 × 503,571.39
  4. Step 4: Simplify right side
    1,765,743.75x = 1,333,779,598,338.15
  5. Step 5: Solve for x
    x = 1,333,779,598,338.15/1,765,743.75
  6. Step 6: Final answer
    x = 755,364.19

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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.