Home / 3,692,920.45-5,097,080.54-2,165,519.65

Finding the Fourth Proportional to 3,692,920.45, 5,097,080.54 and 2,165,519.65

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Solution

The fourth proportional to 3,692,920.45, 5,097,080.54 and 2,165,519.65 is: 2,988,915.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692,920.45 : 5,097,080.54 = 2,165,519.65 : x
  2. Step 2: Convert to fraction form
    3,692,920.45/5,097,080.54 = 2,165,519.65/x
  3. Step 3: Cross multiply
    3,692,920.45x = 5,097,080.54 × 2,165,519.65
  4. Step 4: Simplify right side
    3,692,920.45x = 11,037,828,059,673.71
  5. Step 5: Solve for x
    x = 11,037,828,059,673.71/3,692,920.45
  6. Step 6: Final answer
    x = 2,988,915.74

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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.