Home / 5,090,612.89-7,024,865.03-2,798,756.89

Finding the Fourth Proportional to 5,090,612.89, 7,024,865.03 and 2,798,756.89

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Solution

The fourth proportional to 5,090,612.89, 7,024,865.03 and 2,798,756.89 is: 3,862,185.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,612.89 : 7,024,865.03 = 2,798,756.89 : x
  2. Step 2: Convert to fraction form
    5,090,612.89/7,024,865.03 = 2,798,756.89/x
  3. Step 3: Cross multiply
    5,090,612.89x = 7,024,865.03 × 2,798,756.89
  4. Step 4: Simplify right side
    5,090,612.89x = 19,660,889,404,032.56
  5. Step 5: Solve for x
    x = 19,660,889,404,032.56/5,090,612.89
  6. Step 6: Final answer
    x = 3,862,185.13

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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.