Home / 1,557,606.70-2,336,410.05-658,815.31

Finding the Fourth Proportional to 1,557,606.70, 2,336,410.05 and 658,815.31

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Solution

The fourth proportional to 1,557,606.70, 2,336,410.05 and 658,815.31 is: 988,222.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,606.70 : 2,336,410.05 = 658,815.31 : x
  2. Step 2: Convert to fraction form
    1,557,606.70/2,336,410.05 = 658,815.31/x
  3. Step 3: Cross multiply
    1,557,606.70x = 2,336,410.05 × 658,815.31
  4. Step 4: Simplify right side
    1,557,606.70x = 1,539,262,711,377.87
  5. Step 5: Solve for x
    x = 1,539,262,711,377.87/1,557,606.70
  6. Step 6: Final answer
    x = 988,222.97

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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.