Home / 1,085,680.98-1,626,860.76-580,313.88

Finding the Fourth Proportional to 1,085,680.98, 1,626,860.76 and 580,313.88

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Solution

The fourth proportional to 1,085,680.98, 1,626,860.76 and 580,313.88 is: 869,583.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,680.98 : 1,626,860.76 = 580,313.88 : x
  2. Step 2: Convert to fraction form
    1,085,680.98/1,626,860.76 = 580,313.88/x
  3. Step 3: Cross multiply
    1,085,680.98x = 1,626,860.76 × 580,313.88
  4. Step 4: Simplify right side
    1,085,680.98x = 944,089,879,855.35
  5. Step 5: Solve for x
    x = 944,089,879,855.35/1,085,680.98
  6. Step 6: Final answer
    x = 869,583.14

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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.