Home / 2,103,239.10-3,155,842.80-1,093,501.20

Finding the Fourth Proportional to 2,103,239.10, 3,155,842.80 and 1,093,501.20

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Solution

The fourth proportional to 2,103,239.10, 3,155,842.80 and 1,093,501.20 is: 1,640,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,239.10 : 3,155,842.80 = 1,093,501.20 : x
  2. Step 2: Convert to fraction form
    2,103,239.10/3,155,842.80 = 1,093,501.20/x
  3. Step 3: Cross multiply
    2,103,239.10x = 3,155,842.80 × 1,093,501.20
  4. Step 4: Simplify right side
    2,103,239.10x = 3,450,917,888,811.36
  5. Step 5: Solve for x
    x = 3,450,917,888,811.36/2,103,239.10
  6. Step 6: Final answer
    x = 1,640,763.47

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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.