Home / 1,781,297.35-2,458,130.54-1,055,714.31

Finding the Fourth Proportional to 1,781,297.35, 2,458,130.54 and 1,055,714.31

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Solution

The fourth proportional to 1,781,297.35, 2,458,130.54 and 1,055,714.31 is: 1,456,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,297.35 : 2,458,130.54 = 1,055,714.31 : x
  2. Step 2: Convert to fraction form
    1,781,297.35/2,458,130.54 = 1,055,714.31/x
  3. Step 3: Cross multiply
    1,781,297.35x = 2,458,130.54 × 1,055,714.31
  4. Step 4: Simplify right side
    1,781,297.35x = 2,595,083,581,647.46
  5. Step 5: Solve for x
    x = 2,595,083,581,647.46/1,781,297.35
  6. Step 6: Final answer
    x = 1,456,850.30

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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.