Home / 1,222,961.81-1,834,668.23-402,346.61

Finding the Fourth Proportional to 1,222,961.81, 1,834,668.23 and 402,346.61

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Solution

The fourth proportional to 1,222,961.81, 1,834,668.23 and 402,346.61 is: 603,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,961.81 : 1,834,668.23 = 402,346.61 : x
  2. Step 2: Convert to fraction form
    1,222,961.81/1,834,668.23 = 402,346.61/x
  3. Step 3: Cross multiply
    1,222,961.81x = 1,834,668.23 × 402,346.61
  4. Step 4: Simplify right side
    1,222,961.81x = 738,172,531,630.13
  5. Step 5: Solve for x
    x = 738,172,531,630.13/1,222,961.81
  6. Step 6: Final answer
    x = 603,594.10

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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.