Home / 1,191,255.04-1,643,937.28-654,745.60

Finding the Fourth Proportional to 1,191,255.04, 1,643,937.28 and 654,745.60

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Solution

The fourth proportional to 1,191,255.04, 1,643,937.28 and 654,745.60 is: 903,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,255.04 : 1,643,937.28 = 654,745.60 : x
  2. Step 2: Convert to fraction form
    1,191,255.04/1,643,937.28 = 654,745.60/x
  3. Step 3: Cross multiply
    1,191,255.04x = 1,643,937.28 × 654,745.60
  4. Step 4: Simplify right side
    1,191,255.04x = 1,076,360,700,755.97
  5. Step 5: Solve for x
    x = 1,076,360,700,755.97/1,191,255.04
  6. Step 6: Final answer
    x = 903,551.85

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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.