Home / 1,389,126.56-2,083,770.48-536,203.04

Finding the Fourth Proportional to 1,389,126.56, 2,083,770.48 and 536,203.04

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Solution

The fourth proportional to 1,389,126.56, 2,083,770.48 and 536,203.04 is: 804,335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,126.56 : 2,083,770.48 = 536,203.04 : x
  2. Step 2: Convert to fraction form
    1,389,126.56/2,083,770.48 = 536,203.04/x
  3. Step 3: Cross multiply
    1,389,126.56x = 2,083,770.48 × 536,203.04
  4. Step 4: Simplify right side
    1,389,126.56x = 1,117,324,066,038.26
  5. Step 5: Solve for x
    x = 1,117,324,066,038.26/1,389,126.56
  6. Step 6: Final answer
    x = 804,335.69

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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.