Home / 4,309,639.02-6,464,458.53-1,469,775.78

Finding the Fourth Proportional to 4,309,639.02, 6,464,458.53 and 1,469,775.78

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Solution

The fourth proportional to 4,309,639.02, 6,464,458.53 and 1,469,775.78 is: 2,204,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309,639.02 : 6,464,458.53 = 1,469,775.78 : x
  2. Step 2: Convert to fraction form
    4,309,639.02/6,464,458.53 = 1,469,775.78/x
  3. Step 3: Cross multiply
    4,309,639.02x = 6,464,458.53 × 1,469,775.78
  4. Step 4: Simplify right side
    4,309,639.02x = 9,501,304,578,208.40
  5. Step 5: Solve for x
    x = 9,501,304,578,208.40/4,309,639.02
  6. Step 6: Final answer
    x = 2,204,663.67

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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.