Home / 1,834,155-2,531,212.92-1,018,358.72

Finding the Fourth Proportional to 1,834,155, 2,531,212.92 and 1,018,358.72

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Solution

The fourth proportional to 1,834,155, 2,531,212.92 and 1,018,358.72 is: 1,405,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,155 : 2,531,212.92 = 1,018,358.72 : x
  2. Step 2: Convert to fraction form
    1,834,155/2,531,212.92 = 1,018,358.72/x
  3. Step 3: Cross multiply
    1,834,155x = 2,531,212.92 × 1,018,358.72
  4. Step 4: Simplify right side
    1,834,155x = 2,577,682,749,258.66
  5. Step 5: Solve for x
    x = 2,577,682,749,258.66/1,834,155
  6. Step 6: Final answer
    x = 1,405,378.91

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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.