Home / 1,406,522.95-2,109,538.43-395,404.55

Finding the Fourth Proportional to 1,406,522.95, 2,109,538.43 and 395,404.55

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Solution

The fourth proportional to 1,406,522.95, 2,109,538.43 and 395,404.55 is: 593,037.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,522.95 : 2,109,538.43 = 395,404.55 : x
  2. Step 2: Convert to fraction form
    1,406,522.95/2,109,538.43 = 395,404.55/x
  3. Step 3: Cross multiply
    1,406,522.95x = 2,109,538.43 × 395,404.55
  4. Step 4: Simplify right side
    1,406,522.95x = 834,121,096,918.68
  5. Step 5: Solve for x
    x = 834,121,096,918.68/1,406,522.95
  6. Step 6: Final answer
    x = 593,037.67

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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.