Home / 1,557,604.72-2,336,406.81-658,813.06

Finding the Fourth Proportional to 1,557,604.72, 2,336,406.81 and 658,813.06

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Solution

The fourth proportional to 1,557,604.72, 2,336,406.81 and 658,813.06 is: 988,219.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,604.72 : 2,336,406.81 = 658,813.06 : x
  2. Step 2: Convert to fraction form
    1,557,604.72/2,336,406.81 = 658,813.06/x
  3. Step 3: Cross multiply
    1,557,604.72x = 2,336,406.81 × 658,813.06
  4. Step 4: Simplify right side
    1,557,604.72x = 1,539,255,319,900.94
  5. Step 5: Solve for x
    x = 1,539,255,319,900.94/1,557,604.72
  6. Step 6: Final answer
    x = 988,219.48

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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.