Home / 1,323,722.88-1,986,033.60-576,259.20

Finding the Fourth Proportional to 1,323,722.88, 1,986,033.60 and 576,259.20

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Solution

The fourth proportional to 1,323,722.88, 1,986,033.60 and 576,259.20 is: 864,584.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,722.88 : 1,986,033.60 = 576,259.20 : x
  2. Step 2: Convert to fraction form
    1,323,722.88/1,986,033.60 = 576,259.20/x
  3. Step 3: Cross multiply
    1,323,722.88x = 1,986,033.60 × 576,259.20
  4. Step 4: Simplify right side
    1,323,722.88x = 1,144,470,133,509.12
  5. Step 5: Solve for x
    x = 1,144,470,133,509.12/1,323,722.88
  6. Step 6: Final answer
    x = 864,584.39

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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.