Home / 1,443,903.94-1,992,611.04-790,519.06

Finding the Fourth Proportional to 1,443,903.94, 1,992,611.04 and 790,519.06

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Solution

The fourth proportional to 1,443,903.94, 1,992,611.04 and 790,519.06 is: 1,090,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,903.94 : 1,992,611.04 = 790,519.06 : x
  2. Step 2: Convert to fraction form
    1,443,903.94/1,992,611.04 = 790,519.06/x
  3. Step 3: Cross multiply
    1,443,903.94x = 1,992,611.04 × 790,519.06
  4. Step 4: Simplify right side
    1,443,903.94x = 1,575,197,006,286.42
  5. Step 5: Solve for x
    x = 1,575,197,006,286.42/1,443,903.94
  6. Step 6: Final answer
    x = 1,090,929.23

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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.