Home / 1,146,054.54-1,581,597.93-687,243.81

Finding the Fourth Proportional to 1,146,054.54, 1,581,597.93 and 687,243.81

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Solution

The fourth proportional to 1,146,054.54, 1,581,597.93 and 687,243.81 is: 948,422.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,054.54 : 1,581,597.93 = 687,243.81 : x
  2. Step 2: Convert to fraction form
    1,146,054.54/1,581,597.93 = 687,243.81/x
  3. Step 3: Cross multiply
    1,146,054.54x = 1,581,597.93 × 687,243.81
  4. Step 4: Simplify right side
    1,146,054.54x = 1,086,943,387,301.31
  5. Step 5: Solve for x
    x = 1,086,943,387,301.31/1,146,054.54
  6. Step 6: Final answer
    x = 948,422.04

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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.