Home / 4,160,881.60-6,241,808.40-1,321,280.80

Finding the Fourth Proportional to 4,160,881.60, 6,241,808.40 and 1,321,280.80

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Solution

The fourth proportional to 4,160,881.60, 6,241,808.40 and 1,321,280.80 is: 1,982,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,881.60 : 6,241,808.40 = 1,321,280.80 : x
  2. Step 2: Convert to fraction form
    4,160,881.60/6,241,808.40 = 1,321,280.80/x
  3. Step 3: Cross multiply
    4,160,881.60x = 6,241,808.40 × 1,321,280.80
  4. Step 4: Simplify right side
    4,160,881.60x = 8,247,181,596,198.72
  5. Step 5: Solve for x
    x = 8,247,181,596,198.72/4,160,881.60
  6. Step 6: Final answer
    x = 1,982,075.53

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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.