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Finding the Fourth Proportional to 6,495,805.90, 9,743,009.01 and 1,703,975.50

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Solution

The fourth proportional to 6,495,805.90, 9,743,009.01 and 1,703,975.50 is: 2,555,779.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495,805.90 : 9,743,009.01 = 1,703,975.50 : x
  2. Step 2: Convert to fraction form
    6,495,805.90/9,743,009.01 = 1,703,975.50/x
  3. Step 3: Cross multiply
    6,495,805.90x = 9,743,009.01 × 1,703,975.50
  4. Step 4: Simplify right side
    6,495,805.90x = 16,601,848,649,319.25
  5. Step 5: Solve for x
    x = 16,601,848,649,319.25/6,495,805.90
  6. Step 6: Final answer
    x = 2,555,779.67

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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.