Home / 1,199,528.02-1,799,384.99-400,812.39

Finding the Fourth Proportional to 1,199,528.02, 1,799,384.99 and 400,812.39

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Solution

The fourth proportional to 1,199,528.02, 1,799,384.99 and 400,812.39 is: 601,249.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,528.02 : 1,799,384.99 = 400,812.39 : x
  2. Step 2: Convert to fraction form
    1,199,528.02/1,799,384.99 = 400,812.39/x
  3. Step 3: Cross multiply
    1,199,528.02x = 1,799,384.99 × 400,812.39
  4. Step 4: Simplify right side
    1,199,528.02x = 721,215,796,367.96
  5. Step 5: Solve for x
    x = 721,215,796,367.96/1,199,528.02
  6. Step 6: Final answer
    x = 601,249.64

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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.