Home / 1,137,067.60-1,705,601.40-996,984.40

Finding the Fourth Proportional to 1,137,067.60, 1,705,601.40 and 996,984.40

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Solution

The fourth proportional to 1,137,067.60, 1,705,601.40 and 996,984.40 is: 1,495,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,067.60 : 1,705,601.40 = 996,984.40 : x
  2. Step 2: Convert to fraction form
    1,137,067.60/1,705,601.40 = 996,984.40/x
  3. Step 3: Cross multiply
    1,137,067.60x = 1,705,601.40 × 996,984.40
  4. Step 4: Simplify right side
    1,137,067.60x = 1,700,457,988,418.16
  5. Step 5: Solve for x
    x = 1,700,457,988,418.16/1,137,067.60
  6. Step 6: Final answer
    x = 1,495,476.60

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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.