Home / 1,341,201.20-2,011,110.60-499,319.60

Finding the Fourth Proportional to 1,341,201.20, 2,011,110.60 and 499,319.60

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Solution

The fourth proportional to 1,341,201.20, 2,011,110.60 and 499,319.60 is: 748,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,201.20 : 2,011,110.60 = 499,319.60 : x
  2. Step 2: Convert to fraction form
    1,341,201.20/2,011,110.60 = 499,319.60/x
  3. Step 3: Cross multiply
    1,341,201.20x = 2,011,110.60 × 499,319.60
  4. Step 4: Simplify right side
    1,341,201.20x = 1,004,186,940,347.76
  5. Step 5: Solve for x
    x = 1,004,186,940,347.76/1,341,201.20
  6. Step 6: Final answer
    x = 748,722.07

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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.