Home / 1,180,578.08-1,628,994.32-664,260.32

Finding the Fourth Proportional to 1,180,578.08, 1,628,994.32 and 664,260.32

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Solution

The fourth proportional to 1,180,578.08, 1,628,994.32 and 664,260.32 is: 916,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,578.08 : 1,628,994.32 = 664,260.32 : x
  2. Step 2: Convert to fraction form
    1,180,578.08/1,628,994.32 = 664,260.32/x
  3. Step 3: Cross multiply
    1,180,578.08x = 1,628,994.32 × 664,260.32
  4. Step 4: Simplify right side
    1,180,578.08x = 1,082,076,288,281.38
  5. Step 5: Solve for x
    x = 1,082,076,288,281.38/1,180,578.08
  6. Step 6: Final answer
    x = 916,564.78

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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.