Home / 3,891,980.09-5,838,528.37-1,196,531.65

Finding the Fourth Proportional to 3,891,980.09, 5,838,528.37 and 1,196,531.65

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Solution

The fourth proportional to 3,891,980.09, 5,838,528.37 and 1,196,531.65 is: 1,794,969.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891,980.09 : 5,838,528.37 = 1,196,531.65 : x
  2. Step 2: Convert to fraction form
    3,891,980.09/5,838,528.37 = 1,196,531.65/x
  3. Step 3: Cross multiply
    3,891,980.09x = 5,838,528.37 × 1,196,531.65
  4. Step 4: Simplify right side
    3,891,980.09x = 6,985,983,961,201.64
  5. Step 5: Solve for x
    x = 6,985,983,961,201.64/3,891,980.09
  6. Step 6: Final answer
    x = 1,794,969.09

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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.