Home / 3,720,107.32-5,580,431.63-1,558,963.14

Finding the Fourth Proportional to 3,720,107.32, 5,580,431.63 and 1,558,963.14

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Solution

The fourth proportional to 3,720,107.32, 5,580,431.63 and 1,558,963.14 is: 2,338,558.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,107.32 : 5,580,431.63 = 1,558,963.14 : x
  2. Step 2: Convert to fraction form
    3,720,107.32/5,580,431.63 = 1,558,963.14/x
  3. Step 3: Cross multiply
    3,720,107.32x = 5,580,431.63 × 1,558,963.14
  4. Step 4: Simplify right side
    3,720,107.32x = 8,699,687,216,460.12
  5. Step 5: Solve for x
    x = 8,699,687,216,460.12/3,720,107.32
  6. Step 6: Final answer
    x = 2,338,558.13

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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.