Home / 1,234,869.30-1,852,440.03-393,227.46

Finding the Fourth Proportional to 1,234,869.30, 1,852,440.03 and 393,227.46

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Solution

The fourth proportional to 1,234,869.30, 1,852,440.03 and 393,227.46 is: 589,884.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,869.30 : 1,852,440.03 = 393,227.46 : x
  2. Step 2: Convert to fraction form
    1,234,869.30/1,852,440.03 = 393,227.46/x
  3. Step 3: Cross multiply
    1,234,869.30x = 1,852,440.03 × 393,227.46
  4. Step 4: Simplify right side
    1,234,869.30x = 728,430,287,799.22
  5. Step 5: Solve for x
    x = 728,430,287,799.22/1,234,869.30
  6. Step 6: Final answer
    x = 589,884.52

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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.