Home / 4,243,749.64-6,365,626.52-1,403,861.78

Finding the Fourth Proportional to 4,243,749.64, 6,365,626.52 and 1,403,861.78

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Solution

The fourth proportional to 4,243,749.64, 6,365,626.52 and 1,403,861.78 is: 2,105,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243,749.64 : 6,365,626.52 = 1,403,861.78 : x
  2. Step 2: Convert to fraction form
    4,243,749.64/6,365,626.52 = 1,403,861.78/x
  3. Step 3: Cross multiply
    4,243,749.64x = 6,365,626.52 × 1,403,861.78
  4. Step 4: Simplify right side
    4,243,749.64x = 8,936,459,777,182.40
  5. Step 5: Solve for x
    x = 8,936,459,777,182.40/4,243,749.64
  6. Step 6: Final answer
    x = 2,105,793.35

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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.