Home / 2,875,911.66-3,968,770.77-1,586,751.30

Finding the Fourth Proportional to 2,875,911.66, 3,968,770.77 and 1,586,751.30

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Solution

The fourth proportional to 2,875,911.66, 3,968,770.77 and 1,586,751.30 is: 2,189,723.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,911.66 : 3,968,770.77 = 1,586,751.30 : x
  2. Step 2: Convert to fraction form
    2,875,911.66/3,968,770.77 = 1,586,751.30/x
  3. Step 3: Cross multiply
    2,875,911.66x = 3,968,770.77 × 1,586,751.30
  4. Step 4: Simplify right side
    2,875,911.66x = 6,297,452,178,699.50
  5. Step 5: Solve for x
    x = 6,297,452,178,699.50/2,875,911.66
  6. Step 6: Final answer
    x = 2,189,723.79

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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.