Home / 2,442,644.80-3,663,967.20-1,686,817.60

Finding the Fourth Proportional to 2,442,644.80, 3,663,967.20 and 1,686,817.60

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Solution

The fourth proportional to 2,442,644.80, 3,663,967.20 and 1,686,817.60 is: 2,530,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,644.80 : 3,663,967.20 = 1,686,817.60 : x
  2. Step 2: Convert to fraction form
    2,442,644.80/3,663,967.20 = 1,686,817.60/x
  3. Step 3: Cross multiply
    2,442,644.80x = 3,663,967.20 × 1,686,817.60
  4. Step 4: Simplify right side
    2,442,644.80x = 6,180,444,358,782.72
  5. Step 5: Solve for x
    x = 6,180,444,358,782.72/2,442,644.80
  6. Step 6: Final answer
    x = 2,530,226.40

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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.