Home / 3,222,208.72-4,446,528.51-1,771,817.86

Finding the Fourth Proportional to 3,222,208.72, 4,446,528.51 and 1,771,817.86

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Solution

The fourth proportional to 3,222,208.72, 4,446,528.51 and 1,771,817.86 is: 2,445,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,208.72 : 4,446,528.51 = 1,771,817.86 : x
  2. Step 2: Convert to fraction form
    3,222,208.72/4,446,528.51 = 1,771,817.86/x
  3. Step 3: Cross multiply
    3,222,208.72x = 4,446,528.51 × 1,771,817.86
  4. Step 4: Simplify right side
    3,222,208.72x = 7,878,438,629,017.19
  5. Step 5: Solve for x
    x = 7,878,438,629,017.19/3,222,208.72
  6. Step 6: Final answer
    x = 2,445,042.92

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1.5x scale

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.