Home / 1,226,682.37-1,692,877.45-682,852.62

Finding the Fourth Proportional to 1,226,682.37, 1,692,877.45 and 682,852.62

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Solution

The fourth proportional to 1,226,682.37, 1,692,877.45 and 682,852.62 is: 942,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,682.37 : 1,692,877.45 = 682,852.62 : x
  2. Step 2: Convert to fraction form
    1,226,682.37/1,692,877.45 = 682,852.62/x
  3. Step 3: Cross multiply
    1,226,682.37x = 1,692,877.45 × 682,852.62
  4. Step 4: Simplify right side
    1,226,682.37x = 1,155,985,802,071.42
  5. Step 5: Solve for x
    x = 1,155,985,802,071.42/1,226,682.37
  6. Step 6: Final answer
    x = 942,367.67

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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.