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Finding the Third Proportional to 862,272 and 1,779,898.50

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Solution

The third proportional to 862,272 and 1,779,898.50 is: 3,674,059.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,272 : 1,779,898.50 = 1,779,898.50 : x
  2. Step 2: Convert to fraction form
    862,272/1,779,898.50 = 1,779,898.50/x
  3. Step 3: Cross multiply
    862,272x = 1,779,898.50 × 1,779,898.50
  4. Step 4: Simplify right side
    862,272x = 3,168,038,670,302.25
  5. Step 5: Solve for x
    x = 3,168,038,670,302.25/862,272
  6. Step 6: Final answer
    x = 3,674,059.54

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.