Home / 3,578,557.20-5,364,336.60-3,200,643.60

Finding the Fourth Proportional to 3,578,557.20, 5,364,336.60 and 3,200,643.60

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Solution

The fourth proportional to 3,578,557.20, 5,364,336.60 and 3,200,643.60 is: 4,797,835.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,557.20 : 5,364,336.60 = 3,200,643.60 : x
  2. Step 2: Convert to fraction form
    3,578,557.20/5,364,336.60 = 3,200,643.60/x
  3. Step 3: Cross multiply
    3,578,557.20x = 5,364,336.60 × 3,200,643.60
  4. Step 4: Simplify right side
    3,578,557.20x = 17,169,329,607,035.76
  5. Step 5: Solve for x
    x = 17,169,329,607,035.76/3,578,557.20
  6. Step 6: Final answer
    x = 4,797,835.73

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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.