Home / 2,651,019.39-3,658,182.30-1,489,374.63

Finding the Fourth Proportional to 2,651,019.39, 3,658,182.30 and 1,489,374.63

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Solution

The fourth proportional to 2,651,019.39, 3,658,182.30 and 1,489,374.63 is: 2,055,210.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651,019.39 : 3,658,182.30 = 1,489,374.63 : x
  2. Step 2: Convert to fraction form
    2,651,019.39/3,658,182.30 = 1,489,374.63/x
  3. Step 3: Cross multiply
    2,651,019.39x = 3,658,182.30 × 1,489,374.63
  4. Step 4: Simplify right side
    2,651,019.39x = 5,448,403,909,535.05
  5. Step 5: Solve for x
    x = 5,448,403,909,535.05/2,651,019.39
  6. Step 6: Final answer
    x = 2,055,210.89

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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.