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Finding the Fourth Proportional to 1,111,482, 1,664,559 and 570,314.16

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Solution

The fourth proportional to 1,111,482, 1,664,559 and 570,314.16 is: 854,104.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,482 : 1,664,559 = 570,314.16 : x
  2. Step 2: Convert to fraction form
    1,111,482/1,664,559 = 570,314.16/x
  3. Step 3: Cross multiply
    1,111,482x = 1,664,559 × 570,314.16
  4. Step 4: Simplify right side
    1,111,482x = 949,321,567,855.44
  5. Step 5: Solve for x
    x = 949,321,567,855.44/1,111,482
  6. Step 6: Final answer
    x = 854,104.31

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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.