Home / 1,775,729.72-2,450,516.46-970,913.72

Finding the Fourth Proportional to 1,775,729.72, 2,450,516.46 and 970,913.72

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Solution

The fourth proportional to 1,775,729.72, 2,450,516.46 and 970,913.72 is: 1,339,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,729.72 : 2,450,516.46 = 970,913.72 : x
  2. Step 2: Convert to fraction form
    1,775,729.72/2,450,516.46 = 970,913.72/x
  3. Step 3: Cross multiply
    1,775,729.72x = 2,450,516.46 × 970,913.72
  4. Step 4: Simplify right side
    1,775,729.72x = 2,379,240,052,099.83
  5. Step 5: Solve for x
    x = 2,379,240,052,099.83/1,775,729.72
  6. Step 6: Final answer
    x = 1,339,866.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.