Home / 3,852,779.66-5,314,820.16-2,382,218.12

Finding the Fourth Proportional to 3,852,779.66, 5,314,820.16 and 2,382,218.12

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Solution

The fourth proportional to 3,852,779.66, 5,314,820.16 and 2,382,218.12 is: 3,286,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,779.66 : 5,314,820.16 = 2,382,218.12 : x
  2. Step 2: Convert to fraction form
    3,852,779.66/5,314,820.16 = 2,382,218.12/x
  3. Step 3: Cross multiply
    3,852,779.66x = 5,314,820.16 × 2,382,218.12
  4. Step 4: Simplify right side
    3,852,779.66x = 12,661,060,889,693.30
  5. Step 5: Solve for x
    x = 12,661,060,889,693.30/3,852,779.66
  6. Step 6: Final answer
    x = 3,286,214.63

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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.