Home / 1,851,981.32-2,555,833.64-1,036,136.48

Finding the Fourth Proportional to 1,851,981.32, 2,555,833.64 and 1,036,136.48

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Solution

The fourth proportional to 1,851,981.32, 2,555,833.64 and 1,036,136.48 is: 1,429,923.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,981.32 : 2,555,833.64 = 1,036,136.48 : x
  2. Step 2: Convert to fraction form
    1,851,981.32/2,555,833.64 = 1,036,136.48/x
  3. Step 3: Cross multiply
    1,851,981.32x = 2,555,833.64 × 1,036,136.48
  4. Step 4: Simplify right side
    1,851,981.32x = 2,648,192,453,255.34
  5. Step 5: Solve for x
    x = 2,648,192,453,255.34/1,851,981.32
  6. Step 6: Final answer
    x = 1,429,923.95

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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.