Home / 1,137,976.62-1,570,344.75-654,549.90

Finding the Fourth Proportional to 1,137,976.62, 1,570,344.75 and 654,549.90

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Solution

The fourth proportional to 1,137,976.62, 1,570,344.75 and 654,549.90 is: 903,242.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,976.62 : 1,570,344.75 = 654,549.90 : x
  2. Step 2: Convert to fraction form
    1,137,976.62/1,570,344.75 = 654,549.90/x
  3. Step 3: Cross multiply
    1,137,976.62x = 1,570,344.75 × 654,549.90
  4. Step 4: Simplify right side
    1,137,976.62x = 1,027,868,999,078.03
  5. Step 5: Solve for x
    x = 1,027,868,999,078.03/1,137,976.62
  6. Step 6: Final answer
    x = 903,242.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.