Home / 1,775,984.40-2,661,789.60-1,207,364.40

Finding the Fourth Proportional to 1,775,984.40, 2,661,789.60 and 1,207,364.40

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Solution

The fourth proportional to 1,775,984.40, 2,661,789.60 and 1,207,364.40 is: 1,809,559.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,984.40 : 2,661,789.60 = 1,207,364.40 : x
  2. Step 2: Convert to fraction form
    1,775,984.40/2,661,789.60 = 1,207,364.40/x
  3. Step 3: Cross multiply
    1,775,984.40x = 2,661,789.60 × 1,207,364.40
  4. Step 4: Simplify right side
    1,775,984.40x = 3,213,750,003,330.24
  5. Step 5: Solve for x
    x = 3,213,750,003,330.24/1,775,984.40
  6. Step 6: Final answer
    x = 1,809,559.82

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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.