Home / 797,907.60-1,196,861.40-545,965.20

Finding the Fourth Proportional to 797,907.60, 1,196,861.40 and 545,965.20

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Solution

The fourth proportional to 797,907.60, 1,196,861.40 and 545,965.20 is: 818,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,907.60 : 1,196,861.40 = 545,965.20 : x
  2. Step 2: Convert to fraction form
    797,907.60/1,196,861.40 = 545,965.20/x
  3. Step 3: Cross multiply
    797,907.60x = 1,196,861.40 × 545,965.20
  4. Step 4: Simplify right side
    797,907.60x = 653,444,673,623.28
  5. Step 5: Solve for x
    x = 653,444,673,623.28/797,907.60
  6. Step 6: Final answer
    x = 818,947.80

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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.