Home / 797,856.20-1,196,784.30-545,913.80

Finding the Fourth Proportional to 797,856.20, 1,196,784.30 and 545,913.80

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Solution

The fourth proportional to 797,856.20, 1,196,784.30 and 545,913.80 is: 818,870.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,856.20 : 1,196,784.30 = 545,913.80 : x
  2. Step 2: Convert to fraction form
    797,856.20/1,196,784.30 = 545,913.80/x
  3. Step 3: Cross multiply
    797,856.20x = 1,196,784.30 × 545,913.80
  4. Step 4: Simplify right side
    797,856.20x = 653,341,064,993.34
  5. Step 5: Solve for x
    x = 653,341,064,993.34/797,856.20
  6. Step 6: Final answer
    x = 818,870.70

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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.