Home / 1,327,479.42-1,831,918.23-723,867.42

Finding the Fourth Proportional to 1,327,479.42, 1,831,918.23 and 723,867.42

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Solution

The fourth proportional to 1,327,479.42, 1,831,918.23 and 723,867.42 is: 998,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,479.42 : 1,831,918.23 = 723,867.42 : x
  2. Step 2: Convert to fraction form
    1,327,479.42/1,831,918.23 = 723,867.42/x
  3. Step 3: Cross multiply
    1,327,479.42x = 1,831,918.23 × 723,867.42
  4. Step 4: Simplify right side
    1,327,479.42x = 1,326,065,922,801.07
  5. Step 5: Solve for x
    x = 1,326,065,922,801.07/1,327,479.42
  6. Step 6: Final answer
    x = 998,935.20

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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.