Home / 4,815,125.60-7,218,166.72-1,618,015.92

Finding the Fourth Proportional to 4,815,125.60, 7,218,166.72 and 1,618,015.92

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Solution

The fourth proportional to 4,815,125.60, 7,218,166.72 and 1,618,015.92 is: 2,425,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,125.60 : 7,218,166.72 = 1,618,015.92 : x
  2. Step 2: Convert to fraction form
    4,815,125.60/7,218,166.72 = 1,618,015.92/x
  3. Step 3: Cross multiply
    4,815,125.60x = 7,218,166.72 × 1,618,015.92
  4. Step 4: Simplify right side
    4,815,125.60x = 11,679,108,666,174.18
  5. Step 5: Solve for x
    x = 11,679,108,666,174.18/4,815,125.60
  6. Step 6: Final answer
    x = 2,425,504.47

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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.