Home / 3,998,825.88-5,998,488.03-1,602,359.16

Finding the Fourth Proportional to 3,998,825.88, 5,998,488.03 and 1,602,359.16

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Solution

The fourth proportional to 3,998,825.88, 5,998,488.03 and 1,602,359.16 is: 2,403,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,825.88 : 5,998,488.03 = 1,602,359.16 : x
  2. Step 2: Convert to fraction form
    3,998,825.88/5,998,488.03 = 1,602,359.16/x
  3. Step 3: Cross multiply
    3,998,825.88x = 5,998,488.03 × 1,602,359.16
  4. Step 4: Simplify right side
    3,998,825.88x = 9,611,732,241,020.86
  5. Step 5: Solve for x
    x = 9,611,732,241,020.86/3,998,825.88
  6. Step 6: Final answer
    x = 2,403,638.60

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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.