Home / 5,090,377.44-7,024,724.40-2,798,577.12

Finding the Fourth Proportional to 5,090,377.44, 7,024,724.40 and 2,798,577.12

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Solution

The fourth proportional to 5,090,377.44, 7,024,724.40 and 2,798,577.12 is: 3,862,038.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,377.44 : 7,024,724.40 = 2,798,577.12 : x
  2. Step 2: Convert to fraction form
    5,090,377.44/7,024,724.40 = 2,798,577.12/x
  3. Step 3: Cross multiply
    5,090,377.44x = 7,024,724.40 × 2,798,577.12
  4. Step 4: Simplify right side
    5,090,377.44x = 19,659,232,980,145.73
  5. Step 5: Solve for x
    x = 19,659,232,980,145.73/5,090,377.44
  6. Step 6: Final answer
    x = 3,862,038.37

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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.