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Finding the Fourth Proportional to 933,933.60, 1,400,900.40 and 933,933.60

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Solution

The fourth proportional to 933,933.60, 1,400,900.40 and 933,933.60 is: 1,400,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,933.60 : 1,400,900.40 = 933,933.60 : x
  2. Step 2: Convert to fraction form
    933,933.60/1,400,900.40 = 933,933.60/x
  3. Step 3: Cross multiply
    933,933.60x = 1,400,900.40 × 933,933.60
  4. Step 4: Simplify right side
    933,933.60x = 1,308,347,953,813.44
  5. Step 5: Solve for x
    x = 1,308,347,953,813.44/933,933.60
  6. Step 6: Final answer
    x = 1,400,900.40

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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.