Home / 1,019,913.34-1,528,328.60-682,349.70

Finding the Fourth Proportional to 1,019,913.34, 1,528,328.60 and 682,349.70

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Solution

The fourth proportional to 1,019,913.34, 1,528,328.60 and 682,349.70 is: 1,022,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,913.34 : 1,528,328.60 = 682,349.70 : x
  2. Step 2: Convert to fraction form
    1,019,913.34/1,528,328.60 = 682,349.70/x
  3. Step 3: Cross multiply
    1,019,913.34x = 1,528,328.60 × 682,349.70
  4. Step 4: Simplify right side
    1,019,913.34x = 1,042,854,557,532.66
  5. Step 5: Solve for x
    x = 1,042,854,557,532.66/1,019,913.34
  6. Step 6: Final answer
    x = 1,022,493.31

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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.