Home / 3,404,006.80-5,106,010.20-1,907,904.40

Finding the Fourth Proportional to 3,404,006.80, 5,106,010.20 and 1,907,904.40

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Solution

The fourth proportional to 3,404,006.80, 5,106,010.20 and 1,907,904.40 is: 2,861,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,006.80 : 5,106,010.20 = 1,907,904.40 : x
  2. Step 2: Convert to fraction form
    3,404,006.80/5,106,010.20 = 1,907,904.40/x
  3. Step 3: Cross multiply
    3,404,006.80x = 5,106,010.20 × 1,907,904.40
  4. Step 4: Simplify right side
    3,404,006.80x = 9,741,779,327,024.88
  5. Step 5: Solve for x
    x = 9,741,779,327,024.88/3,404,006.80
  6. Step 6: Final answer
    x = 2,861,856.60

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1.5x scale

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.