Home / 3,222,357.89-4,446,795.78-1,772,057.34

Finding the Fourth Proportional to 3,222,357.89, 4,446,795.78 and 1,772,057.34

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Solution

The fourth proportional to 3,222,357.89, 4,446,795.78 and 1,772,057.34 is: 2,445,407.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,357.89 : 4,446,795.78 = 1,772,057.34 : x
  2. Step 2: Convert to fraction form
    3,222,357.89/4,446,795.78 = 1,772,057.34/x
  3. Step 3: Cross multiply
    3,222,357.89x = 4,446,795.78 × 1,772,057.34
  4. Step 4: Simplify right side
    3,222,357.89x = 7,879,977,101,430.03
  5. Step 5: Solve for x
    x = 7,879,977,101,430.03/3,222,357.89
  6. Step 6: Final answer
    x = 2,445,407.18

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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.