Home / 2,588,987.82-3,883,637.43-791,886.86

Finding the Fourth Proportional to 2,588,987.82, 3,883,637.43 and 791,886.86

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Solution

The fourth proportional to 2,588,987.82, 3,883,637.43 and 791,886.86 is: 1,187,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,987.82 : 3,883,637.43 = 791,886.86 : x
  2. Step 2: Convert to fraction form
    2,588,987.82/3,883,637.43 = 791,886.86/x
  3. Step 3: Cross multiply
    2,588,987.82x = 3,883,637.43 × 791,886.86
  4. Step 4: Simplify right side
    2,588,987.82x = 3,075,401,466,812.08
  5. Step 5: Solve for x
    x = 3,075,401,466,812.08/2,588,987.82
  6. Step 6: Final answer
    x = 1,187,877.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.