Home / 2,113,823.79-2,917,833.30-1,254,383.96

Finding the Fourth Proportional to 2,113,823.79, 2,917,833.30 and 1,254,383.96

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Solution

The fourth proportional to 2,113,823.79, 2,917,833.30 and 1,254,383.96 is: 1,731,498.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,823.79 : 2,917,833.30 = 1,254,383.96 : x
  2. Step 2: Convert to fraction form
    2,113,823.79/2,917,833.30 = 1,254,383.96/x
  3. Step 3: Cross multiply
    2,113,823.79x = 2,917,833.30 × 1,254,383.96
  4. Step 4: Simplify right side
    2,113,823.79x = 3,660,083,274,884.70
  5. Step 5: Solve for x
    x = 3,660,083,274,884.70/2,113,823.79
  6. Step 6: Final answer
    x = 1,731,498.76

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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.