Home / 1,538,130.98-2,305,680.14-540,159.14

Finding the Fourth Proportional to 1,538,130.98, 2,305,680.14 and 540,159.14

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Solution

The fourth proportional to 1,538,130.98, 2,305,680.14 and 540,159.14 is: 809,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,130.98 : 2,305,680.14 = 540,159.14 : x
  2. Step 2: Convert to fraction form
    1,538,130.98/2,305,680.14 = 540,159.14/x
  3. Step 3: Cross multiply
    1,538,130.98x = 2,305,680.14 × 540,159.14
  4. Step 4: Simplify right side
    1,538,130.98x = 1,245,434,201,537.48
  5. Step 5: Solve for x
    x = 1,245,434,201,537.48/1,538,130.98
  6. Step 6: Final answer
    x = 809,706.21

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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.