Home / 1,484,110.40-2,227,202.40-643,265.60

Finding the Fourth Proportional to 1,484,110.40, 2,227,202.40 and 643,265.60

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Solution

The fourth proportional to 1,484,110.40, 2,227,202.40 and 643,265.60 is: 965,347.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,110.40 : 2,227,202.40 = 643,265.60 : x
  2. Step 2: Convert to fraction form
    1,484,110.40/2,227,202.40 = 643,265.60/x
  3. Step 3: Cross multiply
    1,484,110.40x = 2,227,202.40 × 643,265.60
  4. Step 4: Simplify right side
    1,484,110.40x = 1,432,682,688,157.44
  5. Step 5: Solve for x
    x = 1,432,682,688,157.44/1,484,110.40
  6. Step 6: Final answer
    x = 965,347.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.