Home / 3,260,311.40-4,890,248.40-864,104.60

Finding the Fourth Proportional to 3,260,311.40, 4,890,248.40 and 864,104.60

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Solution

The fourth proportional to 3,260,311.40, 4,890,248.40 and 864,104.60 is: 1,296,098.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,311.40 : 4,890,248.40 = 864,104.60 : x
  2. Step 2: Convert to fraction form
    3,260,311.40/4,890,248.40 = 864,104.60/x
  3. Step 3: Cross multiply
    3,260,311.40x = 4,890,248.40 × 864,104.60
  4. Step 4: Simplify right side
    3,260,311.40x = 4,225,686,137,582.64
  5. Step 5: Solve for x
    x = 4,225,686,137,582.64/3,260,311.40
  6. Step 6: Final answer
    x = 1,296,098.94

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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.