Home / 1,454,763.52-2,007,817.96-843,298.78

Finding the Fourth Proportional to 1,454,763.52, 2,007,817.96 and 843,298.78

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Solution

The fourth proportional to 1,454,763.52, 2,007,817.96 and 843,298.78 is: 1,163,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,763.52 : 2,007,817.96 = 843,298.78 : x
  2. Step 2: Convert to fraction form
    1,454,763.52/2,007,817.96 = 843,298.78/x
  3. Step 3: Cross multiply
    1,454,763.52x = 2,007,817.96 × 843,298.78
  4. Step 4: Simplify right side
    1,454,763.52x = 1,693,190,436,130.09
  5. Step 5: Solve for x
    x = 1,693,190,436,130.09/1,454,763.52
  6. Step 6: Final answer
    x = 1,163,893.93

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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.