Home / 1,772.45-2,445.73-1,026.14

Finding the Fourth Proportional to 1,772.45, 2,445.73 and 1,026.14

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Solution

The fourth proportional to 1,772.45, 2,445.73 and 1,026.14 is: 1,415.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.45 : 2,445.73 = 1,026.14 : x
  2. Step 2: Convert to fraction form
    1,772.45/2,445.73 = 1,026.14/x
  3. Step 3: Cross multiply
    1,772.45x = 2,445.73 × 1,026.14
  4. Step 4: Simplify right side
    1,772.45x = 2,509,646.59
  5. Step 5: Solve for x
    x = 2,509,646.59/1,772.45
  6. Step 6: Final answer
    x = 1,415.92

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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.