Home / 4,014,257.60-6,021,386.40-1,318,998.80

Finding the Fourth Proportional to 4,014,257.60, 6,021,386.40 and 1,318,998.80

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Solution

The fourth proportional to 4,014,257.60, 6,021,386.40 and 1,318,998.80 is: 1,978,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,014,257.60 : 6,021,386.40 = 1,318,998.80 : x
  2. Step 2: Convert to fraction form
    4,014,257.60/6,021,386.40 = 1,318,998.80/x
  3. Step 3: Cross multiply
    4,014,257.60x = 6,021,386.40 × 1,318,998.80
  4. Step 4: Simplify right side
    4,014,257.60x = 7,942,201,435,936.32
  5. Step 5: Solve for x
    x = 7,942,201,435,936.32/4,014,257.60
  6. Step 6: Final answer
    x = 1,978,498.20

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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.