Home / 1,726,490.19-2,590,481.43-926,837.94

Finding the Fourth Proportional to 1,726,490.19, 2,590,481.43 and 926,837.94

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Solution

The fourth proportional to 1,726,490.19, 2,590,481.43 and 926,837.94 is: 1,390,657.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,490.19 : 2,590,481.43 = 926,837.94 : x
  2. Step 2: Convert to fraction form
    1,726,490.19/2,590,481.43 = 926,837.94/x
  3. Step 3: Cross multiply
    1,726,490.19x = 2,590,481.43 × 926,837.94
  4. Step 4: Simplify right side
    1,726,490.19x = 2,400,956,472,189.45
  5. Step 5: Solve for x
    x = 2,400,956,472,189.45/1,726,490.19
  6. Step 6: Final answer
    x = 1,390,657.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.