Home / 1,805,079.39-2,489,574.65-1,534,044.48

Finding the Fourth Proportional to 1,805,079.39, 2,489,574.65 and 1,534,044.48

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Solution

The fourth proportional to 1,805,079.39, 2,489,574.65 and 1,534,044.48 is: 2,115,761.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,079.39 : 2,489,574.65 = 1,534,044.48 : x
  2. Step 2: Convert to fraction form
    1,805,079.39/2,489,574.65 = 1,534,044.48/x
  3. Step 3: Cross multiply
    1,805,079.39x = 2,489,574.65 × 1,534,044.48
  4. Step 4: Simplify right side
    1,805,079.39x = 3,819,118,249,380.43
  5. Step 5: Solve for x
    x = 3,819,118,249,380.43/1,805,079.39
  6. Step 6: Final answer
    x = 2,115,761.93

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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.