Home / 2,628,090-3,626,765.01-1,420,866

Finding the Fourth Proportional to 2,628,090, 3,626,765.01 and 1,420,866

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Solution

The fourth proportional to 2,628,090, 3,626,765.01 and 1,420,866 is: 1,960,795.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,090 : 3,626,765.01 = 1,420,866 : x
  2. Step 2: Convert to fraction form
    2,628,090/3,626,765.01 = 1,420,866/x
  3. Step 3: Cross multiply
    2,628,090x = 3,626,765.01 × 1,420,866
  4. Step 4: Simplify right side
    2,628,090x = 5,153,147,092,698.66
  5. Step 5: Solve for x
    x = 5,153,147,092,698.66/2,628,090
  6. Step 6: Final answer
    x = 1,960,795.52

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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.