Home / 2,438,890.36-3,364,312.73-1,920,735.38

Finding the Fourth Proportional to 2,438,890.36, 3,364,312.73 and 1,920,735.38

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Solution

The fourth proportional to 2,438,890.36, 3,364,312.73 and 1,920,735.38 is: 2,649,546.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,890.36 : 3,364,312.73 = 1,920,735.38 : x
  2. Step 2: Convert to fraction form
    2,438,890.36/3,364,312.73 = 1,920,735.38/x
  3. Step 3: Cross multiply
    2,438,890.36x = 3,364,312.73 × 1,920,735.38
  4. Step 4: Simplify right side
    2,438,890.36x = 6,461,954,488,702.49
  5. Step 5: Solve for x
    x = 6,461,954,488,702.49/2,438,890.36
  6. Step 6: Final answer
    x = 2,649,546.94

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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.