Home / 1,235,243.60-1,852,865.40-1,177,506.80

Finding the Fourth Proportional to 1,235,243.60, 1,852,865.40 and 1,177,506.80

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Solution

The fourth proportional to 1,235,243.60, 1,852,865.40 and 1,177,506.80 is: 1,766,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,243.60 : 1,852,865.40 = 1,177,506.80 : x
  2. Step 2: Convert to fraction form
    1,235,243.60/1,852,865.40 = 1,177,506.80/x
  3. Step 3: Cross multiply
    1,235,243.60x = 1,852,865.40 × 1,177,506.80
  4. Step 4: Simplify right side
    1,235,243.60x = 2,181,761,607,984.72
  5. Step 5: Solve for x
    x = 2,181,761,607,984.72/1,235,243.60
  6. Step 6: Final answer
    x = 1,766,260.20

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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.