Home / 1,805,079.64-2,489,575-1,534,044.73

Finding the Fourth Proportional to 1,805,079.64, 2,489,575 and 1,534,044.73

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Solution

The fourth proportional to 1,805,079.64, 2,489,575 and 1,534,044.73 is: 2,115,762.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,079.64 : 2,489,575 = 1,534,044.73 : x
  2. Step 2: Convert to fraction form
    1,805,079.64/2,489,575 = 1,534,044.73/x
  3. Step 3: Cross multiply
    1,805,079.64x = 2,489,575 × 1,534,044.73
  4. Step 4: Simplify right side
    1,805,079.64x = 3,819,119,408,689.75
  5. Step 5: Solve for x
    x = 3,819,119,408,689.75/1,805,079.64
  6. Step 6: Final answer
    x = 2,115,762.28

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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.