Home / 1,911,880.80-2,865,459.24-965,522.16

Finding the Fourth Proportional to 1,911,880.80, 2,865,459.24 and 965,522.16

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Solution

The fourth proportional to 1,911,880.80, 2,865,459.24 and 965,522.16 is: 1,447,090.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,880.80 : 2,865,459.24 = 965,522.16 : x
  2. Step 2: Convert to fraction form
    1,911,880.80/2,865,459.24 = 965,522.16/x
  3. Step 3: Cross multiply
    1,911,880.80x = 2,865,459.24 × 965,522.16
  4. Step 4: Simplify right side
    1,911,880.80x = 2,766,664,394,796.76
  5. Step 5: Solve for x
    x = 2,766,664,394,796.76/1,911,880.80
  6. Step 6: Final answer
    x = 1,447,090.42

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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.