Home / 1,323,211.91-1,825,359.16-864,594.60

Finding the Fourth Proportional to 1,323,211.91, 1,825,359.16 and 864,594.60

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Solution

The fourth proportional to 1,323,211.91, 1,825,359.16 and 864,594.60 is: 1,192,700.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,211.91 : 1,825,359.16 = 864,594.60 : x
  2. Step 2: Convert to fraction form
    1,323,211.91/1,825,359.16 = 864,594.60/x
  3. Step 3: Cross multiply
    1,323,211.91x = 1,825,359.16 × 864,594.60
  4. Step 4: Simplify right side
    1,323,211.91x = 1,578,195,663,669.74
  5. Step 5: Solve for x
    x = 1,578,195,663,669.74/1,323,211.91
  6. Step 6: Final answer
    x = 1,192,700.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.