Home / 1,557,815.40-2,337,379.20-848,352.60

Finding the Fourth Proportional to 1,557,815.40, 2,337,379.20 and 848,352.60

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Solution

The fourth proportional to 1,557,815.40, 2,337,379.20 and 848,352.60 is: 1,272,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,815.40 : 2,337,379.20 = 848,352.60 : x
  2. Step 2: Convert to fraction form
    1,557,815.40/2,337,379.20 = 848,352.60/x
  3. Step 3: Cross multiply
    1,557,815.40x = 2,337,379.20 × 848,352.60
  4. Step 4: Simplify right side
    1,557,815.40x = 1,982,921,721,505.92
  5. Step 5: Solve for x
    x = 1,982,921,721,505.92/1,557,815.40
  6. Step 6: Final answer
    x = 1,272,886.20

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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.