Home / 1,118,986.14-1,679,254.38-444,998.38

Finding the Fourth Proportional to 1,118,986.14, 1,679,254.38 and 444,998.38

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Solution

The fourth proportional to 1,118,986.14, 1,679,254.38 and 444,998.38 is: 667,805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,986.14 : 1,679,254.38 = 444,998.38 : x
  2. Step 2: Convert to fraction form
    1,118,986.14/1,679,254.38 = 444,998.38/x
  3. Step 3: Cross multiply
    1,118,986.14x = 1,679,254.38 × 444,998.38
  4. Step 4: Simplify right side
    1,118,986.14x = 747,265,478,707.90
  5. Step 5: Solve for x
    x = 747,265,478,707.90/1,118,986.14
  6. Step 6: Final answer
    x = 667,805.84

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1.5x scale

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.