Home / 5,080,585.90-7,011,215.16-2,757,478.30

Finding the Fourth Proportional to 5,080,585.90, 7,011,215.16 and 2,757,478.30

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Solution

The fourth proportional to 5,080,585.90, 7,011,215.16 and 2,757,478.30 is: 3,805,323.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080,585.90 : 7,011,215.16 = 2,757,478.30 : x
  2. Step 2: Convert to fraction form
    5,080,585.90/7,011,215.16 = 2,757,478.30/x
  3. Step 3: Cross multiply
    5,080,585.90x = 7,011,215.16 × 2,757,478.30
  4. Step 4: Simplify right side
    5,080,585.90x = 19,333,273,660,331.03
  5. Step 5: Solve for x
    x = 19,333,273,660,331.03/5,080,585.90
  6. Step 6: Final answer
    x = 3,805,323.65

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1.5x scale

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.