Home / 3,011,782.68-4,156,266.42-1,635,128.13

Finding the Fourth Proportional to 3,011,782.68, 4,156,266.42 and 1,635,128.13

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Solution

The fourth proportional to 3,011,782.68, 4,156,266.42 and 1,635,128.13 is: 2,256,480.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,782.68 : 4,156,266.42 = 1,635,128.13 : x
  2. Step 2: Convert to fraction form
    3,011,782.68/4,156,266.42 = 1,635,128.13/x
  3. Step 3: Cross multiply
    3,011,782.68x = 4,156,266.42 × 1,635,128.13
  4. Step 4: Simplify right side
    3,011,782.68x = 6,796,028,139,116.39
  5. Step 5: Solve for x
    x = 6,796,028,139,116.39/3,011,782.68
  6. Step 6: Final answer
    x = 2,256,480.25

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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.