Home / 1,654,806.48-2,283,663.92-919,829.76

Finding the Fourth Proportional to 1,654,806.48, 2,283,663.92 and 919,829.76

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Solution

The fourth proportional to 1,654,806.48, 2,283,663.92 and 919,829.76 is: 1,269,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,806.48 : 2,283,663.92 = 919,829.76 : x
  2. Step 2: Convert to fraction form
    1,654,806.48/2,283,663.92 = 919,829.76/x
  3. Step 3: Cross multiply
    1,654,806.48x = 2,283,663.92 × 919,829.76
  4. Step 4: Simplify right side
    1,654,806.48x = 2,100,582,035,454.26
  5. Step 5: Solve for x
    x = 2,100,582,035,454.26/1,654,806.48
  6. Step 6: Final answer
    x = 1,269,382.29

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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.