Home / 1,223,191.78-1,834,645.04-324,703.32

Finding the Fourth Proportional to 1,223,191.78, 1,834,645.04 and 324,703.32

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Solution

The fourth proportional to 1,223,191.78, 1,834,645.04 and 324,703.32 is: 487,017.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,191.78 : 1,834,645.04 = 324,703.32 : x
  2. Step 2: Convert to fraction form
    1,223,191.78/1,834,645.04 = 324,703.32/x
  3. Step 3: Cross multiply
    1,223,191.78x = 1,834,645.04 × 324,703.32
  4. Step 4: Simplify right side
    1,223,191.78x = 595,715,335,509.53
  5. Step 5: Solve for x
    x = 595,715,335,509.53/1,223,191.78
  6. Step 6: Final answer
    x = 487,017.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.