Home / 1,209,234.54-1,812,357-610,366.47

Finding the Fourth Proportional to 1,209,234.54, 1,812,357 and 610,366.47

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Solution

The fourth proportional to 1,209,234.54, 1,812,357 and 610,366.47 is: 914,795.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,234.54 : 1,812,357 = 610,366.47 : x
  2. Step 2: Convert to fraction form
    1,209,234.54/1,812,357 = 610,366.47/x
  3. Step 3: Cross multiply
    1,209,234.54x = 1,812,357 × 610,366.47
  4. Step 4: Simplify right side
    1,209,234.54x = 1,106,201,944,469.79
  5. Step 5: Solve for x
    x = 1,106,201,944,469.79/1,209,234.54
  6. Step 6: Final answer
    x = 914,795.19

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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.