Home / 1,607,286.72-2,217,894.15-962,690.34

Finding the Fourth Proportional to 1,607,286.72, 2,217,894.15 and 962,690.34

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Solution

The fourth proportional to 1,607,286.72, 2,217,894.15 and 962,690.34 is: 1,328,415.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,286.72 : 2,217,894.15 = 962,690.34 : x
  2. Step 2: Convert to fraction form
    1,607,286.72/2,217,894.15 = 962,690.34/x
  3. Step 3: Cross multiply
    1,607,286.72x = 2,217,894.15 × 962,690.34
  4. Step 4: Simplify right side
    1,607,286.72x = 2,135,145,273,347.51
  5. Step 5: Solve for x
    x = 2,135,145,273,347.51/1,607,286.72
  6. Step 6: Final answer
    x = 1,328,415.92

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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.