Home / 984,965.40-1,477,448.10-855,057.60

Finding the Fourth Proportional to 984,965.40, 1,477,448.10 and 855,057.60

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Solution

The fourth proportional to 984,965.40, 1,477,448.10 and 855,057.60 is: 1,282,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,965.40 : 1,477,448.10 = 855,057.60 : x
  2. Step 2: Convert to fraction form
    984,965.40/1,477,448.10 = 855,057.60/x
  3. Step 3: Cross multiply
    984,965.40x = 1,477,448.10 × 855,057.60
  4. Step 4: Simplify right side
    984,965.40x = 1,263,303,226,510.56
  5. Step 5: Solve for x
    x = 1,263,303,226,510.56/984,965.40
  6. Step 6: Final answer
    x = 1,282,586.40

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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.