Home / 1,337,559.81-2,005,918.26-438,792.11

Finding the Fourth Proportional to 1,337,559.81, 2,005,918.26 and 438,792.11

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Solution

The fourth proportional to 1,337,559.81, 2,005,918.26 and 438,792.11 is: 658,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,559.81 : 2,005,918.26 = 438,792.11 : x
  2. Step 2: Convert to fraction form
    1,337,559.81/2,005,918.26 = 438,792.11/x
  3. Step 3: Cross multiply
    1,337,559.81x = 2,005,918.26 × 438,792.11
  4. Step 4: Simplify right side
    1,337,559.81x = 880,181,095,763.34
  5. Step 5: Solve for x
    x = 880,181,095,763.34/1,337,559.81
  6. Step 6: Final answer
    x = 658,049.90

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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.