Home / 2,486,954.93-3,431,973.51-1,384,368.86

Finding the Fourth Proportional to 2,486,954.93, 3,431,973.51 and 1,384,368.86

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Solution

The fourth proportional to 2,486,954.93, 3,431,973.51 and 1,384,368.86 is: 1,910,415.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,954.93 : 3,431,973.51 = 1,384,368.86 : x
  2. Step 2: Convert to fraction form
    2,486,954.93/3,431,973.51 = 1,384,368.86/x
  3. Step 3: Cross multiply
    2,486,954.93x = 3,431,973.51 × 1,384,368.86
  4. Step 4: Simplify right side
    2,486,954.93x = 4,751,117,255,588.90
  5. Step 5: Solve for x
    x = 4,751,117,255,588.90/2,486,954.93
  6. Step 6: Final answer
    x = 1,910,415.50

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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.