Home / 1,448,506.26-1,998,900.45-803,909.88

Finding the Fourth Proportional to 1,448,506.26, 1,998,900.45 and 803,909.88

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Solution

The fourth proportional to 1,448,506.26, 1,998,900.45 and 803,909.88 is: 1,109,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,506.26 : 1,998,900.45 = 803,909.88 : x
  2. Step 2: Convert to fraction form
    1,448,506.26/1,998,900.45 = 803,909.88/x
  3. Step 3: Cross multiply
    1,448,506.26x = 1,998,900.45 × 803,909.88
  4. Step 4: Simplify right side
    1,448,506.26x = 1,606,935,820,891.45
  5. Step 5: Solve for x
    x = 1,606,935,820,891.45/1,448,506.26
  6. Step 6: Final answer
    x = 1,109,374.44

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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.