Home / 3,525,699.75-5,288,938.43-1,128,981.03

Finding the Fourth Proportional to 3,525,699.75, 5,288,938.43 and 1,128,981.03

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Solution

The fourth proportional to 3,525,699.75, 5,288,938.43 and 1,128,981.03 is: 1,693,596.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,699.75 : 5,288,938.43 = 1,128,981.03 : x
  2. Step 2: Convert to fraction form
    3,525,699.75/5,288,938.43 = 1,128,981.03/x
  3. Step 3: Cross multiply
    3,525,699.75x = 5,288,938.43 × 1,128,981.03
  4. Step 4: Simplify right side
    3,525,699.75x = 5,971,111,150,663.08
  5. Step 5: Solve for x
    x = 5,971,111,150,663.08/3,525,699.75
  6. Step 6: Final answer
    x = 1,693,596.04

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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.