Home / 1,326,874.50-1,831,087.62-723,262.50

Finding the Fourth Proportional to 1,326,874.50, 1,831,087.62 and 723,262.50

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Solution

The fourth proportional to 1,326,874.50, 1,831,087.62 and 723,262.50 is: 998,102.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,874.50 : 1,831,087.62 = 723,262.50 : x
  2. Step 2: Convert to fraction form
    1,326,874.50/1,831,087.62 = 723,262.50/x
  3. Step 3: Cross multiply
    1,326,874.50x = 1,831,087.62 × 723,262.50
  4. Step 4: Simplify right side
    1,326,874.50x = 1,324,357,009,760.25
  5. Step 5: Solve for x
    x = 1,324,357,009,760.25/1,326,874.50
  6. Step 6: Final answer
    x = 998,102.69

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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.