Home / 1,183,979.52-1,633,858.56-647,424

Finding the Fourth Proportional to 1,183,979.52, 1,633,858.56 and 647,424

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Solution

The fourth proportional to 1,183,979.52, 1,633,858.56 and 647,424 is: 893,426.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,979.52 : 1,633,858.56 = 647,424 : x
  2. Step 2: Convert to fraction form
    1,183,979.52/1,633,858.56 = 647,424/x
  3. Step 3: Cross multiply
    1,183,979.52x = 1,633,858.56 × 647,424
  4. Step 4: Simplify right side
    1,183,979.52x = 1,057,799,244,349.44
  5. Step 5: Solve for x
    x = 1,057,799,244,349.44/1,183,979.52
  6. Step 6: Final answer
    x = 893,426.98

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Double scale
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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.