Home / 3,692,916.66-5,097,075.28-2,165,515.86

Finding the Fourth Proportional to 3,692,916.66, 5,097,075.28 and 2,165,515.86

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Solution

The fourth proportional to 3,692,916.66, 5,097,075.28 and 2,165,515.86 is: 2,988,910.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692,916.66 : 5,097,075.28 = 2,165,515.86 : x
  2. Step 2: Convert to fraction form
    3,692,916.66/5,097,075.28 = 2,165,515.86/x
  3. Step 3: Cross multiply
    3,692,916.66x = 5,097,075.28 × 2,165,515.86
  4. Step 4: Simplify right side
    3,692,916.66x = 11,037,797,358,453.94
  5. Step 5: Solve for x
    x = 11,037,797,358,453.94/3,692,916.66
  6. Step 6: Final answer
    x = 2,988,910.49

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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.