Home / 4,673,647.49-7,009,770.03-1,478,358.48

Finding the Fourth Proportional to 4,673,647.49, 7,009,770.03 and 1,478,358.48

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Solution

The fourth proportional to 4,673,647.49, 7,009,770.03 and 1,478,358.48 is: 2,217,315.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673,647.49 : 7,009,770.03 = 1,478,358.48 : x
  2. Step 2: Convert to fraction form
    4,673,647.49/7,009,770.03 = 1,478,358.48/x
  3. Step 3: Cross multiply
    4,673,647.49x = 7,009,770.03 × 1,478,358.48
  4. Step 4: Simplify right side
    4,673,647.49x = 10,362,952,969,472.28
  5. Step 5: Solve for x
    x = 10,362,952,969,472.28/4,673,647.49
  6. Step 6: Final answer
    x = 2,217,315.92

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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.