Home / 2,892,667.80-4,338,224.10-870,907.80

Finding the Fourth Proportional to 2,892,667.80, 4,338,224.10 and 870,907.80

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Solution

The fourth proportional to 2,892,667.80, 4,338,224.10 and 870,907.80 is: 1,306,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,667.80 : 4,338,224.10 = 870,907.80 : x
  2. Step 2: Convert to fraction form
    2,892,667.80/4,338,224.10 = 870,907.80/x
  3. Step 3: Cross multiply
    2,892,667.80x = 4,338,224.10 × 870,907.80
  4. Step 4: Simplify right side
    2,892,667.80x = 3,778,193,206,837.98
  5. Step 5: Solve for x
    x = 3,778,193,206,837.98/2,892,667.80
  6. Step 6: Final answer
    x = 1,306,127.58

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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.