Home / 1,281,730.54-1,923,751.40-683,190.22

Finding the Fourth Proportional to 1,281,730.54, 1,923,751.40 and 683,190.22

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Solution

The fourth proportional to 1,281,730.54, 1,923,751.40 and 683,190.22 is: 1,025,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,730.54 : 1,923,751.40 = 683,190.22 : x
  2. Step 2: Convert to fraction form
    1,281,730.54/1,923,751.40 = 683,190.22/x
  3. Step 3: Cross multiply
    1,281,730.54x = 1,923,751.40 × 683,190.22
  4. Step 4: Simplify right side
    1,281,730.54x = 1,314,288,142,191.31
  5. Step 5: Solve for x
    x = 1,314,288,142,191.31/1,281,730.54
  6. Step 6: Final answer
    x = 1,025,401.28

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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.