Home / 1,106,602.20-1,659,903.30-545,563.80

Finding the Fourth Proportional to 1,106,602.20, 1,659,903.30 and 545,563.80

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Solution

The fourth proportional to 1,106,602.20, 1,659,903.30 and 545,563.80 is: 818,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,602.20 : 1,659,903.30 = 545,563.80 : x
  2. Step 2: Convert to fraction form
    1,106,602.20/1,659,903.30 = 545,563.80/x
  3. Step 3: Cross multiply
    1,106,602.20x = 1,659,903.30 × 545,563.80
  4. Step 4: Simplify right side
    1,106,602.20x = 905,583,151,980.54
  5. Step 5: Solve for x
    x = 905,583,151,980.54/1,106,602.20
  6. Step 6: Final answer
    x = 818,345.70

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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.