Home / 1,056,344.32-1,585,522.56-655,772.80

Finding the Fourth Proportional to 1,056,344.32, 1,585,522.56 and 655,772.80

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Solution

The fourth proportional to 1,056,344.32, 1,585,522.56 and 655,772.80 is: 984,283.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,344.32 : 1,585,522.56 = 655,772.80 : x
  2. Step 2: Convert to fraction form
    1,056,344.32/1,585,522.56 = 655,772.80/x
  3. Step 3: Cross multiply
    1,056,344.32x = 1,585,522.56 × 655,772.80
  4. Step 4: Simplify right side
    1,056,344.32x = 1,039,742,568,634.37
  5. Step 5: Solve for x
    x = 1,039,742,568,634.37/1,056,344.32
  6. Step 6: Final answer
    x = 984,283.77

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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.