Home / 1,360,830.60-2,040,881.22-413,947.08

Finding the Fourth Proportional to 1,360,830.60, 2,040,881.22 and 413,947.08

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Solution

The fourth proportional to 1,360,830.60, 2,040,881.22 and 413,947.08 is: 620,809.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,830.60 : 2,040,881.22 = 413,947.08 : x
  2. Step 2: Convert to fraction form
    1,360,830.60/2,040,881.22 = 413,947.08/x
  3. Step 3: Cross multiply
    1,360,830.60x = 2,040,881.22 × 413,947.08
  4. Step 4: Simplify right side
    1,360,830.60x = 844,816,821,645.84
  5. Step 5: Solve for x
    x = 844,816,821,645.84/1,360,830.60
  6. Step 6: Final answer
    x = 620,809.69

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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.