Home / 2,198,779.10-3,301,121.10-1,403,585.90

Finding the Fourth Proportional to 2,198,779.10, 3,301,121.10 and 1,403,585.90

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Solution

The fourth proportional to 2,198,779.10, 3,301,121.10 and 1,403,585.90 is: 2,107,263.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,779.10 : 3,301,121.10 = 1,403,585.90 : x
  2. Step 2: Convert to fraction form
    2,198,779.10/3,301,121.10 = 1,403,585.90/x
  3. Step 3: Cross multiply
    2,198,779.10x = 3,301,121.10 × 1,403,585.90
  4. Step 4: Simplify right side
    2,198,779.10x = 4,633,407,030,152.49
  5. Step 5: Solve for x
    x = 4,633,407,030,152.49/2,198,779.10
  6. Step 6: Final answer
    x = 2,107,263.54

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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.