Home / 1,080,048.80-1,617,740.40-580,829.60

Finding the Fourth Proportional to 1,080,048.80, 1,617,740.40 and 580,829.60

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Solution

The fourth proportional to 1,080,048.80, 1,617,740.40 and 580,829.60 is: 869,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,048.80 : 1,617,740.40 = 580,829.60 : x
  2. Step 2: Convert to fraction form
    1,080,048.80/1,617,740.40 = 580,829.60/x
  3. Step 3: Cross multiply
    1,080,048.80x = 1,617,740.40 × 580,829.60
  4. Step 4: Simplify right side
    1,080,048.80x = 939,631,509,435.84
  5. Step 5: Solve for x
    x = 939,631,509,435.84/1,080,048.80
  6. Step 6: Final answer
    x = 869,989.86

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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.