Home / 2,907,581.67-4,012,373.48-1,618,388.91

Finding the Fourth Proportional to 2,907,581.67, 4,012,373.48 and 1,618,388.91

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Solution

The fourth proportional to 2,907,581.67, 4,012,373.48 and 1,618,388.91 is: 2,233,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,581.67 : 4,012,373.48 = 1,618,388.91 : x
  2. Step 2: Convert to fraction form
    2,907,581.67/4,012,373.48 = 1,618,388.91/x
  3. Step 3: Cross multiply
    2,907,581.67x = 4,012,373.48 × 1,618,388.91
  4. Step 4: Simplify right side
    2,907,581.67x = 6,493,580,734,718.16
  5. Step 5: Solve for x
    x = 6,493,580,734,718.16/2,907,581.67
  6. Step 6: Final answer
    x = 2,233,327.03

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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.