Home / 1,501,608.70-2,072,253.45-857,015.92

Finding the Fourth Proportional to 1,501,608.70, 2,072,253.45 and 857,015.92

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Solution

The fourth proportional to 1,501,608.70, 2,072,253.45 and 857,015.92 is: 1,182,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,608.70 : 2,072,253.45 = 857,015.92 : x
  2. Step 2: Convert to fraction form
    1,501,608.70/2,072,253.45 = 857,015.92/x
  3. Step 3: Cross multiply
    1,501,608.70x = 2,072,253.45 × 857,015.92
  4. Step 4: Simplify right side
    1,501,608.70x = 1,775,954,196,924.92
  5. Step 5: Solve for x
    x = 1,775,954,196,924.92/1,501,608.70
  6. Step 6: Final answer
    x = 1,182,701.06

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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.