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Finding the Third Proportional to 4,249,740 and 6,410,190

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Solution

The third proportional to 4,249,740 and 6,410,190 is: 9,668,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249,740 : 6,410,190 = 6,410,190 : x
  2. Step 2: Convert to fraction form
    4,249,740/6,410,190 = 6,410,190/x
  3. Step 3: Cross multiply
    4,249,740x = 6,410,190 × 6,410,190
  4. Step 4: Simplify right side
    4,249,740x = 41,090,535,836,100
  5. Step 5: Solve for x
    x = 41,090,535,836,100/4,249,740
  6. Step 6: Final answer
    x = 9,668,952.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.