Home / 2,362,211.55-3,259,851.08-1,289,123.55

Finding the Fourth Proportional to 2,362,211.55, 3,259,851.08 and 1,289,123.55

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Solution

The fourth proportional to 2,362,211.55, 3,259,851.08 and 1,289,123.55 is: 1,778,990.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362,211.55 : 3,259,851.08 = 1,289,123.55 : x
  2. Step 2: Convert to fraction form
    2,362,211.55/3,259,851.08 = 1,289,123.55/x
  3. Step 3: Cross multiply
    2,362,211.55x = 3,259,851.08 × 1,289,123.55
  4. Step 4: Simplify right side
    2,362,211.55x = 4,202,350,790,275.32
  5. Step 5: Solve for x
    x = 4,202,350,790,275.32/2,362,211.55
  6. Step 6: Final answer
    x = 1,778,990.03

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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.