Home / 5,420,384.93-7,479,600.75-3,244,880.45

Finding the Fourth Proportional to 5,420,384.93, 7,479,600.75 and 3,244,880.45

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Solution

The fourth proportional to 5,420,384.93, 7,479,600.75 and 3,244,880.45 is: 4,477,617.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,384.93 : 7,479,600.75 = 3,244,880.45 : x
  2. Step 2: Convert to fraction form
    5,420,384.93/7,479,600.75 = 3,244,880.45/x
  3. Step 3: Cross multiply
    5,420,384.93x = 7,479,600.75 × 3,244,880.45
  4. Step 4: Simplify right side
    5,420,384.93x = 24,270,410,266,179.34
  5. Step 5: Solve for x
    x = 24,270,410,266,179.34/5,420,384.93
  6. Step 6: Final answer
    x = 4,477,617.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.