Home / 2,874,420.65-4,310,379.26-824,628.93

Finding the Fourth Proportional to 2,874,420.65, 4,310,379.26 and 824,628.93

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Solution

The fourth proportional to 2,874,420.65, 4,310,379.26 and 824,628.93 is: 1,236,584.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,420.65 : 4,310,379.26 = 824,628.93 : x
  2. Step 2: Convert to fraction form
    2,874,420.65/4,310,379.26 = 824,628.93/x
  3. Step 3: Cross multiply
    2,874,420.65x = 4,310,379.26 × 824,628.93
  4. Step 4: Simplify right side
    2,874,420.65x = 3,554,463,431,996.23
  5. Step 5: Solve for x
    x = 3,554,463,431,996.23/2,874,420.65
  6. Step 6: Final answer
    x = 1,236,584.29

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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.