Home / 1,114,518.44-1,538,041.34-631,177.67

Finding the Fourth Proportional to 1,114,518.44, 1,538,041.34 and 631,177.67

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Solution

The fourth proportional to 1,114,518.44, 1,538,041.34 and 631,177.67 is: 871,028.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,518.44 : 1,538,041.34 = 631,177.67 : x
  2. Step 2: Convert to fraction form
    1,114,518.44/1,538,041.34 = 631,177.67/x
  3. Step 3: Cross multiply
    1,114,518.44x = 1,538,041.34 × 631,177.67
  4. Step 4: Simplify right side
    1,114,518.44x = 970,777,354,767.93
  5. Step 5: Solve for x
    x = 970,777,354,767.93/1,114,518.44
  6. Step 6: Final answer
    x = 871,028.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.