Home / 2,174,778.38-3,001,196.14-1,194,780.86

Finding the Fourth Proportional to 2,174,778.38, 3,001,196.14 and 1,194,780.86

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Solution

The fourth proportional to 2,174,778.38, 3,001,196.14 and 1,194,780.86 is: 1,648,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,778.38 : 3,001,196.14 = 1,194,780.86 : x
  2. Step 2: Convert to fraction form
    2,174,778.38/3,001,196.14 = 1,194,780.86/x
  3. Step 3: Cross multiply
    2,174,778.38x = 3,001,196.14 × 1,194,780.86
  4. Step 4: Simplify right side
    2,174,778.38x = 3,585,771,699,203.98
  5. Step 5: Solve for x
    x = 3,585,771,699,203.98/2,174,778.38
  6. Step 6: Final answer
    x = 1,648,798.67

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1.5x scale

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.