Home / 2,193,564.67-3,026,993.65-1,213,445.23

Finding the Fourth Proportional to 2,193,564.67, 3,026,993.65 and 1,213,445.23

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Solution

The fourth proportional to 2,193,564.67, 3,026,993.65 and 1,213,445.23 is: 1,674,484.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,564.67 : 3,026,993.65 = 1,213,445.23 : x
  2. Step 2: Convert to fraction form
    2,193,564.67/3,026,993.65 = 1,213,445.23/x
  3. Step 3: Cross multiply
    2,193,564.67x = 3,026,993.65 × 1,213,445.23
  4. Step 4: Simplify right side
    2,193,564.67x = 3,673,091,005,832.79
  5. Step 5: Solve for x
    x = 3,673,091,005,832.79/2,193,564.67
  6. Step 6: Final answer
    x = 1,674,484.94

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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.