Home / 2,830,028.07-4,245,706.40-936,769.50

Finding the Fourth Proportional to 2,830,028.07, 4,245,706.40 and 936,769.50

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Solution

The fourth proportional to 2,830,028.07, 4,245,706.40 and 936,769.50 is: 1,405,374.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,028.07 : 4,245,706.40 = 936,769.50 : x
  2. Step 2: Convert to fraction form
    2,830,028.07/4,245,706.40 = 936,769.50/x
  3. Step 3: Cross multiply
    2,830,028.07x = 4,245,706.40 × 936,769.50
  4. Step 4: Simplify right side
    2,830,028.07x = 3,977,248,261,474.80
  5. Step 5: Solve for x
    x = 3,977,248,261,474.80/2,830,028.07
  6. Step 6: Final answer
    x = 1,405,374.14

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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.