Home / 1,404,028.80-2,106,043.20-695,440.80

Finding the Fourth Proportional to 1,404,028.80, 2,106,043.20 and 695,440.80

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Solution

The fourth proportional to 1,404,028.80, 2,106,043.20 and 695,440.80 is: 1,043,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,028.80 : 2,106,043.20 = 695,440.80 : x
  2. Step 2: Convert to fraction form
    1,404,028.80/2,106,043.20 = 695,440.80/x
  3. Step 3: Cross multiply
    1,404,028.80x = 2,106,043.20 × 695,440.80
  4. Step 4: Simplify right side
    1,404,028.80x = 1,464,628,367,842.56
  5. Step 5: Solve for x
    x = 1,464,628,367,842.56/1,404,028.80
  6. Step 6: Final answer
    x = 1,043,161.20

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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.