Home / 1,085,511.96-1,626,212.73-724,594.54

Finding the Fourth Proportional to 1,085,511.96, 1,626,212.73 and 724,594.54

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Solution

The fourth proportional to 1,085,511.96, 1,626,212.73 and 724,594.54 is: 1,085,519.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,511.96 : 1,626,212.73 = 724,594.54 : x
  2. Step 2: Convert to fraction form
    1,085,511.96/1,626,212.73 = 724,594.54/x
  3. Step 3: Cross multiply
    1,085,511.96x = 1,626,212.73 × 724,594.54
  4. Step 4: Simplify right side
    1,085,511.96x = 1,178,344,865,036.49
  5. Step 5: Solve for x
    x = 1,178,344,865,036.49/1,085,511.96
  6. Step 6: Final answer
    x = 1,085,519.93

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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.