Home / 2,735,543.78-4,103,315.70-740,999.78

Finding the Fourth Proportional to 2,735,543.78, 4,103,315.70 and 740,999.78

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Solution

The fourth proportional to 2,735,543.78, 4,103,315.70 and 740,999.78 is: 1,111,499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735,543.78 : 4,103,315.70 = 740,999.78 : x
  2. Step 2: Convert to fraction form
    2,735,543.78/4,103,315.70 = 740,999.78/x
  3. Step 3: Cross multiply
    2,735,543.78x = 4,103,315.70 × 740,999.78
  4. Step 4: Simplify right side
    2,735,543.78x = 3,040,556,030,970.55
  5. Step 5: Solve for x
    x = 3,040,556,030,970.55/2,735,543.78
  6. Step 6: Final answer
    x = 1,111,499.68

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Similar ratio
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1.5x scale

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.