Home / 2,045,988.08-3,069,424.96-783,815.68

Finding the Fourth Proportional to 2,045,988.08, 3,069,424.96 and 783,815.68

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Solution

The fourth proportional to 2,045,988.08, 3,069,424.96 and 783,815.68 is: 1,175,893.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,988.08 : 3,069,424.96 = 783,815.68 : x
  2. Step 2: Convert to fraction form
    2,045,988.08/3,069,424.96 = 783,815.68/x
  3. Step 3: Cross multiply
    2,045,988.08x = 3,069,424.96 × 783,815.68
  4. Step 4: Simplify right side
    2,045,988.08x = 2,405,863,412,231.37
  5. Step 5: Solve for x
    x = 2,405,863,412,231.37/2,045,988.08
  6. Step 6: Final answer
    x = 1,175,893.17

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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.