Home / 3,393,923.79-4,683,516.21-1,923,968.64

Finding the Fourth Proportional to 3,393,923.79, 4,683,516.21 and 1,923,968.64

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Solution

The fourth proportional to 3,393,923.79, 4,683,516.21 and 1,923,968.64 is: 2,655,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,923.79 : 4,683,516.21 = 1,923,968.64 : x
  2. Step 2: Convert to fraction form
    3,393,923.79/4,683,516.21 = 1,923,968.64/x
  3. Step 3: Cross multiply
    3,393,923.79x = 4,683,516.21 × 1,923,968.64
  4. Step 4: Simplify right side
    3,393,923.79x = 9,010,938,312,971.65
  5. Step 5: Solve for x
    x = 9,010,938,312,971.65/3,393,923.79
  6. Step 6: Final answer
    x = 2,655,020.82

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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.