Home / 1,191,261.04-1,643,945.56-654,751.60

Finding the Fourth Proportional to 1,191,261.04, 1,643,945.56 and 654,751.60

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Solution

The fourth proportional to 1,191,261.04, 1,643,945.56 and 654,751.60 is: 903,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,261.04 : 1,643,945.56 = 654,751.60 : x
  2. Step 2: Convert to fraction form
    1,191,261.04/1,643,945.56 = 654,751.60/x
  3. Step 3: Cross multiply
    1,191,261.04x = 1,643,945.56 × 654,751.60
  4. Step 4: Simplify right side
    1,191,261.04x = 1,076,375,985,722.90
  5. Step 5: Solve for x
    x = 1,076,375,985,722.90/1,191,261.04
  6. Step 6: Final answer
    x = 903,560.13

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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.