Home / 1,482,445.09-2,045,993.61-938,631.34

Finding the Fourth Proportional to 1,482,445.09, 2,045,993.61 and 938,631.34

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Solution

The fourth proportional to 1,482,445.09, 2,045,993.61 and 938,631.34 is: 1,295,450.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,445.09 : 2,045,993.61 = 938,631.34 : x
  2. Step 2: Convert to fraction form
    1,482,445.09/2,045,993.61 = 938,631.34/x
  3. Step 3: Cross multiply
    1,482,445.09x = 2,045,993.61 × 938,631.34
  4. Step 4: Simplify right side
    1,482,445.09x = 1,920,433,723,785.74
  5. Step 5: Solve for x
    x = 1,920,433,723,785.74/1,482,445.09
  6. Step 6: Final answer
    x = 1,295,450.16

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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.