Home / 2,290,928.40-3,435,517.80-692,960.40

Finding the Fourth Proportional to 2,290,928.40, 3,435,517.80 and 692,960.40

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Solution

The fourth proportional to 2,290,928.40, 3,435,517.80 and 692,960.40 is: 1,039,175.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,928.40 : 3,435,517.80 = 692,960.40 : x
  2. Step 2: Convert to fraction form
    2,290,928.40/3,435,517.80 = 692,960.40/x
  3. Step 3: Cross multiply
    2,290,928.40x = 3,435,517.80 × 692,960.40
  4. Step 4: Simplify right side
    2,290,928.40x = 2,380,677,788,895.12
  5. Step 5: Solve for x
    x = 2,380,677,788,895.12/2,290,928.40
  6. Step 6: Final answer
    x = 1,039,175.99

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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.