Home / 2,862,512.93-4,293,930.31-917,410.77

Finding the Fourth Proportional to 2,862,512.93, 4,293,930.31 and 917,410.77

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Solution

The fourth proportional to 2,862,512.93, 4,293,930.31 and 917,410.77 is: 1,376,167.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862,512.93 : 4,293,930.31 = 917,410.77 : x
  2. Step 2: Convert to fraction form
    2,862,512.93/4,293,930.31 = 917,410.77/x
  3. Step 3: Cross multiply
    2,862,512.93x = 4,293,930.31 × 917,410.77
  4. Step 4: Simplify right side
    2,862,512.93x = 3,939,297,909,729.91
  5. Step 5: Solve for x
    x = 3,939,297,909,729.91/2,862,512.93
  6. Step 6: Final answer
    x = 1,376,167.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.