Home / 2,105,802.03-2,906,007.26-1,188,225.93

Finding the Fourth Proportional to 2,105,802.03, 2,906,007.26 and 1,188,225.93

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Solution

The fourth proportional to 2,105,802.03, 2,906,007.26 and 1,188,225.93 is: 1,639,752.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,802.03 : 2,906,007.26 = 1,188,225.93 : x
  2. Step 2: Convert to fraction form
    2,105,802.03/2,906,007.26 = 1,188,225.93/x
  3. Step 3: Cross multiply
    2,105,802.03x = 2,906,007.26 × 1,188,225.93
  4. Step 4: Simplify right side
    2,105,802.03x = 3,452,993,173,159.12
  5. Step 5: Solve for x
    x = 3,452,993,173,159.12/2,105,802.03
  6. Step 6: Final answer
    x = 1,639,752.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.