Home / 1,306,501.23-1,802,910.76-725,762

Finding the Fourth Proportional to 1,306,501.23, 1,802,910.76 and 725,762

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Solution

The fourth proportional to 1,306,501.23, 1,802,910.76 and 725,762 is: 1,001,517.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,501.23 : 1,802,910.76 = 725,762 : x
  2. Step 2: Convert to fraction form
    1,306,501.23/1,802,910.76 = 725,762/x
  3. Step 3: Cross multiply
    1,306,501.23x = 1,802,910.76 × 725,762
  4. Step 4: Simplify right side
    1,306,501.23x = 1,308,484,118,999.12
  5. Step 5: Solve for x
    x = 1,308,484,118,999.12/1,306,501.23
  6. Step 6: Final answer
    x = 1,001,517.71

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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.