Home / 2,380,478.12-3,570,252.19-760,812.48

Finding the Fourth Proportional to 2,380,478.12, 3,570,252.19 and 760,812.48

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Solution

The fourth proportional to 2,380,478.12, 3,570,252.19 and 760,812.48 is: 1,141,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,478.12 : 3,570,252.19 = 760,812.48 : x
  2. Step 2: Convert to fraction form
    2,380,478.12/3,570,252.19 = 760,812.48/x
  3. Step 3: Cross multiply
    2,380,478.12x = 3,570,252.19 × 760,812.48
  4. Step 4: Simplify right side
    2,380,478.12x = 2,716,292,420,997.30
  5. Step 5: Solve for x
    x = 2,716,292,420,997.30/2,380,478.12
  6. Step 6: Final answer
    x = 1,141,070.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.