Home / 1,486,078.09-2,051,415.51-1,003,297.15

Finding the Fourth Proportional to 1,486,078.09, 2,051,415.51 and 1,003,297.15

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Solution

The fourth proportional to 1,486,078.09, 2,051,415.51 and 1,003,297.15 is: 1,384,973.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,078.09 : 2,051,415.51 = 1,003,297.15 : x
  2. Step 2: Convert to fraction form
    1,486,078.09/2,051,415.51 = 1,003,297.15/x
  3. Step 3: Cross multiply
    1,486,078.09x = 2,051,415.51 × 1,003,297.15
  4. Step 4: Simplify right side
    1,486,078.09x = 2,058,179,334,648.80
  5. Step 5: Solve for x
    x = 2,058,179,334,648.80/1,486,078.09
  6. Step 6: Final answer
    x = 1,384,973.88

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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.