Home / 3,615,390.99-4,989,072.60-1,983,757.77

Finding the Fourth Proportional to 3,615,390.99, 4,989,072.60 and 1,983,757.77

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Solution

The fourth proportional to 3,615,390.99, 4,989,072.60 and 1,983,757.77 is: 2,737,494.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,390.99 : 4,989,072.60 = 1,983,757.77 : x
  2. Step 2: Convert to fraction form
    3,615,390.99/4,989,072.60 = 1,983,757.77/x
  3. Step 3: Cross multiply
    3,615,390.99x = 4,989,072.60 × 1,983,757.77
  4. Step 4: Simplify right side
    3,615,390.99x = 9,897,111,535,344.10
  5. Step 5: Solve for x
    x = 9,897,111,535,344.10/3,615,390.99
  6. Step 6: Final answer
    x = 2,737,494.11

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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.