Home / 1,943,574.70-2,682,114.78-1,072,417.27

Finding the Fourth Proportional to 1,943,574.70, 2,682,114.78 and 1,072,417.27

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Solution

The fourth proportional to 1,943,574.70, 2,682,114.78 and 1,072,417.27 is: 1,479,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,574.70 : 2,682,114.78 = 1,072,417.27 : x
  2. Step 2: Convert to fraction form
    1,943,574.70/2,682,114.78 = 1,072,417.27/x
  3. Step 3: Cross multiply
    1,943,574.70x = 2,682,114.78 × 1,072,417.27
  4. Step 4: Simplify right side
    1,943,574.70x = 2,876,346,210,194.25
  5. Step 5: Solve for x
    x = 2,876,346,210,194.25/1,943,574.70
  6. Step 6: Final answer
    x = 1,479,925.73

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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.