Home / 1,495,378.20-2,243,067.30-1,379,904.60

Finding the Fourth Proportional to 1,495,378.20, 2,243,067.30 and 1,379,904.60

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Solution

The fourth proportional to 1,495,378.20, 2,243,067.30 and 1,379,904.60 is: 2,069,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,378.20 : 2,243,067.30 = 1,379,904.60 : x
  2. Step 2: Convert to fraction form
    1,495,378.20/2,243,067.30 = 1,379,904.60/x
  3. Step 3: Cross multiply
    1,495,378.20x = 2,243,067.30 × 1,379,904.60
  4. Step 4: Simplify right side
    1,495,378.20x = 3,095,218,885,379.58
  5. Step 5: Solve for x
    x = 3,095,218,885,379.58/1,495,378.20
  6. Step 6: Final answer
    x = 2,069,856.90

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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.