Home / 2,885,165.68-4,328,142.20-1,201,875.52

Finding the Fourth Proportional to 2,885,165.68, 4,328,142.20 and 1,201,875.52

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Solution

The fourth proportional to 2,885,165.68, 4,328,142.20 and 1,201,875.52 is: 1,802,977.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,165.68 : 4,328,142.20 = 1,201,875.52 : x
  2. Step 2: Convert to fraction form
    2,885,165.68/4,328,142.20 = 1,201,875.52/x
  3. Step 3: Cross multiply
    2,885,165.68x = 4,328,142.20 × 1,201,875.52
  4. Step 4: Simplify right side
    2,885,165.68x = 5,201,888,157,258.94
  5. Step 5: Solve for x
    x = 5,201,888,157,258.94/2,885,165.68
  6. Step 6: Final answer
    x = 1,802,977.28

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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.