Home / 1,057,443.84-1,458,789.12-735,920.64

Finding the Fourth Proportional to 1,057,443.84, 1,458,789.12 and 735,920.64

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Solution

The fourth proportional to 1,057,443.84, 1,458,789.12 and 735,920.64 is: 1,015,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,443.84 : 1,458,789.12 = 735,920.64 : x
  2. Step 2: Convert to fraction form
    1,057,443.84/1,458,789.12 = 735,920.64/x
  3. Step 3: Cross multiply
    1,057,443.84x = 1,458,789.12 × 735,920.64
  4. Step 4: Simplify right side
    1,057,443.84x = 1,073,553,022,815.44
  5. Step 5: Solve for x
    x = 1,073,553,022,815.44/1,057,443.84
  6. Step 6: Final answer
    x = 1,015,234.08

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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.