Home / 1,656,026.87-2,285,329.71-920,991.43

Finding the Fourth Proportional to 1,656,026.87, 2,285,329.71 and 920,991.43

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Solution

The fourth proportional to 1,656,026.87, 2,285,329.71 and 920,991.43 is: 1,270,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,026.87 : 2,285,329.71 = 920,991.43 : x
  2. Step 2: Convert to fraction form
    1,656,026.87/2,285,329.71 = 920,991.43/x
  3. Step 3: Cross multiply
    1,656,026.87x = 2,285,329.71 × 920,991.43
  4. Step 4: Simplify right side
    1,656,026.87x = 2,104,769,077,634.39
  5. Step 5: Solve for x
    x = 2,104,769,077,634.39/1,656,026.87
  6. Step 6: Final answer
    x = 1,270,975.20

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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.