Home / 1,100,302.20-1,650,453.30-911,345.40

Finding the Fourth Proportional to 1,100,302.20, 1,650,453.30 and 911,345.40

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Solution

The fourth proportional to 1,100,302.20, 1,650,453.30 and 911,345.40 is: 1,367,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,302.20 : 1,650,453.30 = 911,345.40 : x
  2. Step 2: Convert to fraction form
    1,100,302.20/1,650,453.30 = 911,345.40/x
  3. Step 3: Cross multiply
    1,100,302.20x = 1,650,453.30 × 911,345.40
  4. Step 4: Simplify right side
    1,100,302.20x = 1,504,133,022,869.82
  5. Step 5: Solve for x
    x = 1,504,133,022,869.82/1,100,302.20
  6. Step 6: Final answer
    x = 1,367,018.10

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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.