Home / 1,196,812.80-1,792,108.80-945,907.20

Finding the Fourth Proportional to 1,196,812.80, 1,792,108.80 and 945,907.20

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Solution

The fourth proportional to 1,196,812.80, 1,792,108.80 and 945,907.20 is: 1,416,402.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,812.80 : 1,792,108.80 = 945,907.20 : x
  2. Step 2: Convert to fraction form
    1,196,812.80/1,792,108.80 = 945,907.20/x
  3. Step 3: Cross multiply
    1,196,812.80x = 1,792,108.80 × 945,907.20
  4. Step 4: Simplify right side
    1,196,812.80x = 1,695,168,617,103.36
  5. Step 5: Solve for x
    x = 1,695,168,617,103.36/1,196,812.80
  6. Step 6: Final answer
    x = 1,416,402.48

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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.