Home / 1,093,661.36-1,640,482.20-345,707.60

Finding the Fourth Proportional to 1,093,661.36, 1,640,482.20 and 345,707.60

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Solution

The fourth proportional to 1,093,661.36, 1,640,482.20 and 345,707.60 is: 518,558.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,661.36 : 1,640,482.20 = 345,707.60 : x
  2. Step 2: Convert to fraction form
    1,093,661.36/1,640,482.20 = 345,707.60/x
  3. Step 3: Cross multiply
    1,093,661.36x = 1,640,482.20 × 345,707.60
  4. Step 4: Simplify right side
    1,093,661.36x = 567,127,164,204.72
  5. Step 5: Solve for x
    x = 567,127,164,204.72/1,093,661.36
  6. Step 6: Final answer
    x = 518,558.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.