Home / 1,517,743.87-2,094,404.30-838,636.63

Finding the Fourth Proportional to 1,517,743.87, 2,094,404.30 and 838,636.63

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Solution

The fourth proportional to 1,517,743.87, 2,094,404.30 and 838,636.63 is: 1,157,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,743.87 : 2,094,404.30 = 838,636.63 : x
  2. Step 2: Convert to fraction form
    1,517,743.87/2,094,404.30 = 838,636.63/x
  3. Step 3: Cross multiply
    1,517,743.87x = 2,094,404.30 × 838,636.63
  4. Step 4: Simplify right side
    1,517,743.87x = 1,756,444,164,009.51
  5. Step 5: Solve for x
    x = 1,756,444,164,009.51/1,517,743.87
  6. Step 6: Final answer
    x = 1,157,273.11

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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.