Home / 3,030,213-4,181,781.42-1,672,173.48

Finding the Fourth Proportional to 3,030,213, 4,181,781.42 and 1,672,173.48

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Solution

The fourth proportional to 3,030,213, 4,181,781.42 and 1,672,173.48 is: 2,307,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030,213 : 4,181,781.42 = 1,672,173.48 : x
  2. Step 2: Convert to fraction form
    3,030,213/4,181,781.42 = 1,672,173.48/x
  3. Step 3: Cross multiply
    3,030,213x = 4,181,781.42 × 1,672,173.48
  4. Step 4: Simplify right side
    3,030,213x = 6,992,663,989,680.74
  5. Step 5: Solve for x
    x = 6,992,663,989,680.74/3,030,213
  6. Step 6: Final answer
    x = 2,307,647.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.