Home / 984,977.40-1,477,466.10-855,069.60

Finding the Fourth Proportional to 984,977.40, 1,477,466.10 and 855,069.60

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Solution

The fourth proportional to 984,977.40, 1,477,466.10 and 855,069.60 is: 1,282,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,977.40 : 1,477,466.10 = 855,069.60 : x
  2. Step 2: Convert to fraction form
    984,977.40/1,477,466.10 = 855,069.60/x
  3. Step 3: Cross multiply
    984,977.40x = 1,477,466.10 × 855,069.60
  4. Step 4: Simplify right side
    984,977.40x = 1,263,336,347,140.56
  5. Step 5: Solve for x
    x = 1,263,336,347,140.56/984,977.40
  6. Step 6: Final answer
    x = 1,282,604.40

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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.