Home / 1,654,415.48-2,283,043.60-919,367.28

Finding the Fourth Proportional to 1,654,415.48, 2,283,043.60 and 919,367.28

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Solution

The fourth proportional to 1,654,415.48, 2,283,043.60 and 919,367.28 is: 1,268,699.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,415.48 : 2,283,043.60 = 919,367.28 : x
  2. Step 2: Convert to fraction form
    1,654,415.48/2,283,043.60 = 919,367.28/x
  3. Step 3: Cross multiply
    1,654,415.48x = 2,283,043.60 × 919,367.28
  4. Step 4: Simplify right side
    1,654,415.48x = 2,098,955,584,653.41
  5. Step 5: Solve for x
    x = 2,098,955,584,653.41/1,654,415.48
  6. Step 6: Final answer
    x = 1,268,699.19

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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.