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Finding the Fourth Proportional to 1,314,253.60, 1,968,615.60 and 1,093,069.60

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Solution

The fourth proportional to 1,314,253.60, 1,968,615.60 and 1,093,069.60 is: 1,637,304.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,253.60 : 1,968,615.60 = 1,093,069.60 : x
  2. Step 2: Convert to fraction form
    1,314,253.60/1,968,615.60 = 1,093,069.60/x
  3. Step 3: Cross multiply
    1,314,253.60x = 1,968,615.60 × 1,093,069.60
  4. Step 4: Simplify right side
    1,314,253.60x = 2,151,833,866,445.76
  5. Step 5: Solve for x
    x = 2,151,833,866,445.76/1,314,253.60
  6. Step 6: Final answer
    x = 1,637,304.91

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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.