Home / 1,100,464.53-1,518,656.58-664,821.32

Finding the Fourth Proportional to 1,100,464.53, 1,518,656.58 and 664,821.32

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Solution

The fourth proportional to 1,100,464.53, 1,518,656.58 and 664,821.32 is: 917,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,464.53 : 1,518,656.58 = 664,821.32 : x
  2. Step 2: Convert to fraction form
    1,100,464.53/1,518,656.58 = 664,821.32/x
  3. Step 3: Cross multiply
    1,100,464.53x = 1,518,656.58 × 664,821.32
  4. Step 4: Simplify right side
    1,100,464.53x = 1,009,635,264,549.00
  5. Step 5: Solve for x
    x = 1,009,635,264,549.00/1,100,464.53
  6. Step 6: Final answer
    x = 917,462.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.