Home / 1,110,069.20-1,665,103.80-362,115.20

Finding the Fourth Proportional to 1,110,069.20, 1,665,103.80 and 362,115.20

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Solution

The fourth proportional to 1,110,069.20, 1,665,103.80 and 362,115.20 is: 543,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,069.20 : 1,665,103.80 = 362,115.20 : x
  2. Step 2: Convert to fraction form
    1,110,069.20/1,665,103.80 = 362,115.20/x
  3. Step 3: Cross multiply
    1,110,069.20x = 1,665,103.80 × 362,115.20
  4. Step 4: Simplify right side
    1,110,069.20x = 602,959,395,557.76
  5. Step 5: Solve for x
    x = 602,959,395,557.76/1,110,069.20
  6. Step 6: Final answer
    x = 543,172.80

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1.5x scale

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.