Home / 816,330.96-1,223,650.80-591,128.28

Finding the Fourth Proportional to 816,330.96, 1,223,650.80 and 591,128.28

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Solution

The fourth proportional to 816,330.96, 1,223,650.80 and 591,128.28 is: 886,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,330.96 : 1,223,650.80 = 591,128.28 : x
  2. Step 2: Convert to fraction form
    816,330.96/1,223,650.80 = 591,128.28/x
  3. Step 3: Cross multiply
    816,330.96x = 1,223,650.80 × 591,128.28
  4. Step 4: Simplify right side
    816,330.96x = 723,334,592,724.62
  5. Step 5: Solve for x
    x = 723,334,592,724.62/816,330.96
  6. Step 6: Final answer
    x = 886,080.07

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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.