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Finding the Third Proportional to 907,004 and 1,977,312

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Solution

The third proportional to 907,004 and 1,977,312 is: 4,310,634.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,004 : 1,977,312 = 1,977,312 : x
  2. Step 2: Convert to fraction form
    907,004/1,977,312 = 1,977,312/x
  3. Step 3: Cross multiply
    907,004x = 1,977,312 × 1,977,312
  4. Step 4: Simplify right side
    907,004x = 3,909,762,745,344
  5. Step 5: Solve for x
    x = 3,909,762,745,344/907,004
  6. Step 6: Final answer
    x = 4,310,634.51

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.