Home / 1,361,710.85-2,042,622.63-402,166.64

Finding the Fourth Proportional to 1,361,710.85, 2,042,622.63 and 402,166.64

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Solution

The fourth proportional to 1,361,710.85, 2,042,622.63 and 402,166.64 is: 603,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,710.85 : 2,042,622.63 = 402,166.64 : x
  2. Step 2: Convert to fraction form
    1,361,710.85/2,042,622.63 = 402,166.64/x
  3. Step 3: Cross multiply
    1,361,710.85x = 2,042,622.63 × 402,166.64
  4. Step 4: Simplify right side
    1,361,710.85x = 821,474,685,001.62
  5. Step 5: Solve for x
    x = 821,474,685,001.62/1,361,710.85
  6. Step 6: Final answer
    x = 603,266.61

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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.