Home / 3,260,002.40-4,889,784.90-863,795.60

Finding the Fourth Proportional to 3,260,002.40, 4,889,784.90 and 863,795.60

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Solution

The fourth proportional to 3,260,002.40, 4,889,784.90 and 863,795.60 is: 1,295,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,002.40 : 4,889,784.90 = 863,795.60 : x
  2. Step 2: Convert to fraction form
    3,260,002.40/4,889,784.90 = 863,795.60/x
  3. Step 3: Cross multiply
    3,260,002.40x = 4,889,784.90 × 863,795.60
  4. Step 4: Simplify right side
    3,260,002.40x = 4,223,774,681,566.44
  5. Step 5: Solve for x
    x = 4,223,774,681,566.44/3,260,002.40
  6. Step 6: Final answer
    x = 1,295,635.45

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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.