Home / 2,122,203.13-2,929,378.40-1,262,744.93

Finding the Fourth Proportional to 2,122,203.13, 2,929,378.40 and 1,262,744.93

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Solution

The fourth proportional to 2,122,203.13, 2,929,378.40 and 1,262,744.93 is: 1,743,027.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,203.13 : 2,929,378.40 = 1,262,744.93 : x
  2. Step 2: Convert to fraction form
    2,122,203.13/2,929,378.40 = 1,262,744.93/x
  3. Step 3: Cross multiply
    2,122,203.13x = 2,929,378.40 × 1,262,744.93
  4. Step 4: Simplify right side
    2,122,203.13x = 3,699,057,722,651.51
  5. Step 5: Solve for x
    x = 3,699,057,722,651.51/2,122,203.13
  6. Step 6: Final answer
    x = 1,743,027.17

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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.