Home / 1,465,786.48-2,022,999.10-821,250.32

Finding the Fourth Proportional to 1,465,786.48, 2,022,999.10 and 821,250.32

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Solution

The fourth proportional to 1,465,786.48, 2,022,999.10 and 821,250.32 is: 1,133,445.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,786.48 : 2,022,999.10 = 821,250.32 : x
  2. Step 2: Convert to fraction form
    1,465,786.48/2,022,999.10 = 821,250.32/x
  3. Step 3: Cross multiply
    1,465,786.48x = 2,022,999.10 × 821,250.32
  4. Step 4: Simplify right side
    1,465,786.48x = 1,661,388,658,234.71
  5. Step 5: Solve for x
    x = 1,661,388,658,234.71/1,465,786.48
  6. Step 6: Final answer
    x = 1,133,445.21

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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.