Home / 1,776,136.50-2,451,054.09-1,031,131.49

Finding the Fourth Proportional to 1,776,136.50, 2,451,054.09 and 1,031,131.49

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Solution

The fourth proportional to 1,776,136.50, 2,451,054.09 and 1,031,131.49 is: 1,422,953.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,136.50 : 2,451,054.09 = 1,031,131.49 : x
  2. Step 2: Convert to fraction form
    1,776,136.50/2,451,054.09 = 1,031,131.49/x
  3. Step 3: Cross multiply
    1,776,136.50x = 2,451,054.09 × 1,031,131.49
  4. Step 4: Simplify right side
    1,776,136.50x = 2,527,359,043,637.02
  5. Step 5: Solve for x
    x = 2,527,359,043,637.02/1,776,136.50
  6. Step 6: Final answer
    x = 1,422,953.16

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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.