Home / 5,084,390.75-7,014,752.03-2,878,952.14

Finding the Fourth Proportional to 5,084,390.75, 7,014,752.03 and 2,878,952.14

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Solution

The fourth proportional to 5,084,390.75, 7,014,752.03 and 2,878,952.14 is: 3,971,987.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084,390.75 : 7,014,752.03 = 2,878,952.14 : x
  2. Step 2: Convert to fraction form
    5,084,390.75/7,014,752.03 = 2,878,952.14/x
  3. Step 3: Cross multiply
    5,084,390.75x = 7,014,752.03 × 2,878,952.14
  4. Step 4: Simplify right side
    5,084,390.75x = 20,195,135,318,869.32
  5. Step 5: Solve for x
    x = 20,195,135,318,869.32/5,084,390.75
  6. Step 6: Final answer
    x = 3,971,987.27

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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.