Home / 4,889,128.80-7,334,384.40-1,522,984.80

Finding the Fourth Proportional to 4,889,128.80, 7,334,384.40 and 1,522,984.80

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Solution

The fourth proportional to 4,889,128.80, 7,334,384.40 and 1,522,984.80 is: 2,284,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,128.80 : 7,334,384.40 = 1,522,984.80 : x
  2. Step 2: Convert to fraction form
    4,889,128.80/7,334,384.40 = 1,522,984.80/x
  3. Step 3: Cross multiply
    4,889,128.80x = 7,334,384.40 × 1,522,984.80
  4. Step 4: Simplify right side
    4,889,128.80x = 11,170,155,958,557.12
  5. Step 5: Solve for x
    x = 11,170,155,958,557.12/4,889,128.80
  6. Step 6: Final answer
    x = 2,284,692.51

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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.