Home / 862,012.86-1,188,965.96-732,054.04

Finding the Fourth Proportional to 862,012.86, 1,188,965.96 and 732,054.04

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Solution

The fourth proportional to 862,012.86, 1,188,965.96 and 732,054.04 is: 1,009,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,012.86 : 1,188,965.96 = 732,054.04 : x
  2. Step 2: Convert to fraction form
    862,012.86/1,188,965.96 = 732,054.04/x
  3. Step 3: Cross multiply
    862,012.86x = 1,188,965.96 × 732,054.04
  4. Step 4: Simplify right side
    862,012.86x = 870,387,334,440.48
  5. Step 5: Solve for x
    x = 870,387,334,440.48/862,012.86
  6. Step 6: Final answer
    x = 1,009,715.02

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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.