Home / 933,548.40-1,396,823.40-618,620.40

Finding the Fourth Proportional to 933,548.40, 1,396,823.40 and 618,620.40

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Solution

The fourth proportional to 933,548.40, 1,396,823.40 and 618,620.40 is: 925,611.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,548.40 : 1,396,823.40 = 618,620.40 : x
  2. Step 2: Convert to fraction form
    933,548.40/1,396,823.40 = 618,620.40/x
  3. Step 3: Cross multiply
    933,548.40x = 1,396,823.40 × 618,620.40
  4. Step 4: Simplify right side
    933,548.40x = 864,103,450,437.36
  5. Step 5: Solve for x
    x = 864,103,450,437.36/933,548.40
  6. Step 6: Final answer
    x = 925,611.84

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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.