Home / 1,153,062.96-1,591,160.04-643,797.60

Finding the Fourth Proportional to 1,153,062.96, 1,591,160.04 and 643,797.60

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Solution

The fourth proportional to 1,153,062.96, 1,591,160.04 and 643,797.60 is: 888,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,062.96 : 1,591,160.04 = 643,797.60 : x
  2. Step 2: Convert to fraction form
    1,153,062.96/1,591,160.04 = 643,797.60/x
  3. Step 3: Cross multiply
    1,153,062.96x = 1,591,160.04 × 643,797.60
  4. Step 4: Simplify right side
    1,153,062.96x = 1,024,385,014,967.90
  5. Step 5: Solve for x
    x = 1,024,385,014,967.90/1,153,062.96
  6. Step 6: Final answer
    x = 888,403.37

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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.