Home / 5,019,858.72-6,927,670.80-2,844,825.12

Finding the Fourth Proportional to 5,019,858.72, 6,927,670.80 and 2,844,825.12

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Solution

The fourth proportional to 5,019,858.72, 6,927,670.80 and 2,844,825.12 is: 3,926,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019,858.72 : 6,927,670.80 = 2,844,825.12 : x
  2. Step 2: Convert to fraction form
    5,019,858.72/6,927,670.80 = 2,844,825.12/x
  3. Step 3: Cross multiply
    5,019,858.72x = 6,927,670.80 × 2,844,825.12
  4. Step 4: Simplify right side
    5,019,858.72x = 19,708,011,914,930.50
  5. Step 5: Solve for x
    x = 19,708,011,914,930.50/5,019,858.72
  6. Step 6: Final answer
    x = 3,926,009.28

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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.