Home / 3,535,396.81-5,303,400.68-976,610.86

Finding the Fourth Proportional to 3,535,396.81, 5,303,400.68 and 976,610.86

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Solution

The fourth proportional to 3,535,396.81, 5,303,400.68 and 976,610.86 is: 1,465,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535,396.81 : 5,303,400.68 = 976,610.86 : x
  2. Step 2: Convert to fraction form
    3,535,396.81/5,303,400.68 = 976,610.86/x
  3. Step 3: Cross multiply
    3,535,396.81x = 5,303,400.68 × 976,610.86
  4. Step 4: Simplify right side
    3,535,396.81x = 5,179,358,688,202.41
  5. Step 5: Solve for x
    x = 5,179,358,688,202.41/3,535,396.81
  6. Step 6: Final answer
    x = 1,465,000.67

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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.