Home / 1,809,328.55-2,496,916.78-982,436.96

Finding the Fourth Proportional to 1,809,328.55, 2,496,916.78 and 982,436.96

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Solution

The fourth proportional to 1,809,328.55, 2,496,916.78 and 982,436.96 is: 1,355,786.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,328.55 : 2,496,916.78 = 982,436.96 : x
  2. Step 2: Convert to fraction form
    1,809,328.55/2,496,916.78 = 982,436.96/x
  3. Step 3: Cross multiply
    1,809,328.55x = 2,496,916.78 × 982,436.96
  4. Step 4: Simplify right side
    1,809,328.55x = 2,453,063,313,319.42
  5. Step 5: Solve for x
    x = 2,453,063,313,319.42/1,809,328.55
  6. Step 6: Final answer
    x = 1,355,786.55

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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.