Home / 2,653,245.47-3,980,649.04-856,095.23

Finding the Fourth Proportional to 2,653,245.47, 3,980,649.04 and 856,095.23

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Solution

The fourth proportional to 2,653,245.47, 3,980,649.04 and 856,095.23 is: 1,284,394.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,245.47 : 3,980,649.04 = 856,095.23 : x
  2. Step 2: Convert to fraction form
    2,653,245.47/3,980,649.04 = 856,095.23/x
  3. Step 3: Cross multiply
    2,653,245.47x = 3,980,649.04 × 856,095.23
  4. Step 4: Simplify right side
    2,653,245.47x = 3,407,814,631,264.36
  5. Step 5: Solve for x
    x = 3,407,814,631,264.36/2,653,245.47
  6. Step 6: Final answer
    x = 1,284,394.78

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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.