Home / 1,306,420.35-1,802,813.81-733,484.67

Finding the Fourth Proportional to 1,306,420.35, 1,802,813.81 and 733,484.67

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Solution

The fourth proportional to 1,306,420.35, 1,802,813.81 and 733,484.67 is: 1,012,182.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,420.35 : 1,802,813.81 = 733,484.67 : x
  2. Step 2: Convert to fraction form
    1,306,420.35/1,802,813.81 = 733,484.67/x
  3. Step 3: Cross multiply
    1,306,420.35x = 1,802,813.81 × 733,484.67
  4. Step 4: Simplify right side
    1,306,420.35x = 1,322,336,286,197.17
  5. Step 5: Solve for x
    x = 1,322,336,286,197.17/1,306,420.35
  6. Step 6: Final answer
    x = 1,012,182.86

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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.