Home / 1,453,546.13-2,180,152.82-388,671.23

Finding the Fourth Proportional to 1,453,546.13, 2,180,152.82 and 388,671.23

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Solution

The fourth proportional to 1,453,546.13, 2,180,152.82 and 388,671.23 is: 582,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,546.13 : 2,180,152.82 = 388,671.23 : x
  2. Step 2: Convert to fraction form
    1,453,546.13/2,180,152.82 = 388,671.23/x
  3. Step 3: Cross multiply
    1,453,546.13x = 2,180,152.82 × 388,671.23
  4. Step 4: Simplify right side
    1,453,546.13x = 847,362,665,293.25
  5. Step 5: Solve for x
    x = 847,362,665,293.25/1,453,546.13
  6. Step 6: Final answer
    x = 582,962.35

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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.