Home / 940,361.83-1,297,905.99-618,101.93

Finding the Fourth Proportional to 940,361.83, 1,297,905.99 and 618,101.93

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Solution

The fourth proportional to 940,361.83, 1,297,905.99 and 618,101.93 is: 853,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,361.83 : 1,297,905.99 = 618,101.93 : x
  2. Step 2: Convert to fraction form
    940,361.83/1,297,905.99 = 618,101.93/x
  3. Step 3: Cross multiply
    940,361.83x = 1,297,905.99 × 618,101.93
  4. Step 4: Simplify right side
    940,361.83x = 802,238,197,377.56
  5. Step 5: Solve for x
    x = 802,238,197,377.56/940,361.83
  6. Step 6: Final answer
    x = 853,116.50

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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.