Home / 1,458,669.71-2,013,227.68-870,006.91

Finding the Fourth Proportional to 1,458,669.71, 2,013,227.68 and 870,006.91

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Solution

The fourth proportional to 1,458,669.71, 2,013,227.68 and 870,006.91 is: 1,200,766.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,669.71 : 2,013,227.68 = 870,006.91 : x
  2. Step 2: Convert to fraction form
    1,458,669.71/2,013,227.68 = 870,006.91/x
  3. Step 3: Cross multiply
    1,458,669.71x = 2,013,227.68 × 870,006.91
  4. Step 4: Simplify right side
    1,458,669.71x = 1,751,521,993,003.27
  5. Step 5: Solve for x
    x = 1,751,521,993,003.27/1,458,669.71
  6. Step 6: Final answer
    x = 1,200,766.69

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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.