Home / 1,326,913.16-1,831,130.60-753,953.33

Finding the Fourth Proportional to 1,326,913.16, 1,831,130.60 and 753,953.33

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Solution

The fourth proportional to 1,326,913.16, 1,831,130.60 and 753,953.33 is: 1,040,450.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,913.16 : 1,831,130.60 = 753,953.33 : x
  2. Step 2: Convert to fraction form
    1,326,913.16/1,831,130.60 = 753,953.33/x
  3. Step 3: Cross multiply
    1,326,913.16x = 1,831,130.60 × 753,953.33
  4. Step 4: Simplify right side
    1,326,913.16x = 1,380,587,019,997.61
  5. Step 5: Solve for x
    x = 1,380,587,019,997.61/1,326,913.16
  6. Step 6: Final answer
    x = 1,040,450.17

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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.