Home / 2,999,466.57-4,500,249.53-869,678.49

Finding the Fourth Proportional to 2,999,466.57, 4,500,249.53 and 869,678.49

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Solution

The fourth proportional to 2,999,466.57, 4,500,249.53 and 869,678.49 is: 1,304,822.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,466.57 : 4,500,249.53 = 869,678.49 : x
  2. Step 2: Convert to fraction form
    2,999,466.57/4,500,249.53 = 869,678.49/x
  3. Step 3: Cross multiply
    2,999,466.57x = 4,500,249.53 × 869,678.49
  4. Step 4: Simplify right side
    2,999,466.57x = 3,913,770,211,525.22
  5. Step 5: Solve for x
    x = 3,913,770,211,525.22/2,999,466.57
  6. Step 6: Final answer
    x = 1,304,822.08

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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.