Home / 5,090,612.64-7,024,864.69-2,798,756.64

Finding the Fourth Proportional to 5,090,612.64, 7,024,864.69 and 2,798,756.64

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Solution

The fourth proportional to 5,090,612.64, 7,024,864.69 and 2,798,756.64 is: 3,862,184.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,612.64 : 7,024,864.69 = 2,798,756.64 : x
  2. Step 2: Convert to fraction form
    5,090,612.64/7,024,864.69 = 2,798,756.64/x
  3. Step 3: Cross multiply
    5,090,612.64x = 7,024,864.69 × 2,798,756.64
  4. Step 4: Simplify right side
    5,090,612.64x = 19,660,886,647,120.93
  5. Step 5: Solve for x
    x = 19,660,886,647,120.93/5,090,612.64
  6. Step 6: Final answer
    x = 3,862,184.78

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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.