Home / 1,395,533.80-2,091,971.85-448,240.33

Finding the Fourth Proportional to 1,395,533.80, 2,091,971.85 and 448,240.33

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Solution

The fourth proportional to 1,395,533.80, 2,091,971.85 and 448,240.33 is: 671,933.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,533.80 : 2,091,971.85 = 448,240.33 : x
  2. Step 2: Convert to fraction form
    1,395,533.80/2,091,971.85 = 448,240.33/x
  3. Step 3: Cross multiply
    1,395,533.80x = 2,091,971.85 × 448,240.33
  4. Step 4: Simplify right side
    1,395,533.80x = 937,706,152,394.71
  5. Step 5: Solve for x
    x = 937,706,152,394.71/1,395,533.80
  6. Step 6: Final answer
    x = 671,933.67

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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.