Home / 2,588,668.89-3,883,119.98-990,817.53

Finding the Fourth Proportional to 2,588,668.89, 3,883,119.98 and 990,817.53

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Solution

The fourth proportional to 2,588,668.89, 3,883,119.98 and 990,817.53 is: 1,486,270.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,668.89 : 3,883,119.98 = 990,817.53 : x
  2. Step 2: Convert to fraction form
    2,588,668.89/3,883,119.98 = 990,817.53/x
  3. Step 3: Cross multiply
    2,588,668.89x = 3,883,119.98 × 990,817.53
  4. Step 4: Simplify right side
    2,588,668.89x = 3,847,463,347,277.25
  5. Step 5: Solve for x
    x = 3,847,463,347,277.25/2,588,668.89
  6. Step 6: Final answer
    x = 1,486,270.94

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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.