Home / 2,442,750.75-3,371,400.31-1,355,372.64

Finding the Fourth Proportional to 2,442,750.75, 3,371,400.31 and 1,355,372.64

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Solution

The fourth proportional to 2,442,750.75, 3,371,400.31 and 1,355,372.64 is: 1,870,638.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,750.75 : 3,371,400.31 = 1,355,372.64 : x
  2. Step 2: Convert to fraction form
    2,442,750.75/3,371,400.31 = 1,355,372.64/x
  3. Step 3: Cross multiply
    2,442,750.75x = 3,371,400.31 × 1,355,372.64
  4. Step 4: Simplify right side
    2,442,750.75x = 4,569,503,738,661.52
  5. Step 5: Solve for x
    x = 4,569,503,738,661.52/2,442,750.75
  6. Step 6: Final answer
    x = 1,870,638.56

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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.