Home / 1,384,869.92-2,080,958.10-745,646.27

Finding the Fourth Proportional to 1,384,869.92, 2,080,958.10 and 745,646.27

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Solution

The fourth proportional to 1,384,869.92, 2,080,958.10 and 745,646.27 is: 1,120,436.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,869.92 : 2,080,958.10 = 745,646.27 : x
  2. Step 2: Convert to fraction form
    1,384,869.92/2,080,958.10 = 745,646.27/x
  3. Step 3: Cross multiply
    1,384,869.92x = 2,080,958.10 × 745,646.27
  4. Step 4: Simplify right side
    1,384,869.92x = 1,551,658,636,284.58
  5. Step 5: Solve for x
    x = 1,551,658,636,284.58/1,384,869.92
  6. Step 6: Final answer
    x = 1,120,436.38

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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.