Home / 2,803,792-3,869,236.40-1,514,632.36

Finding the Fourth Proportional to 2,803,792, 3,869,236.40 and 1,514,632.36

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Solution

The fourth proportional to 2,803,792, 3,869,236.40 and 1,514,632.36 is: 2,090,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,792 : 3,869,236.40 = 1,514,632.36 : x
  2. Step 2: Convert to fraction form
    2,803,792/3,869,236.40 = 1,514,632.36/x
  3. Step 3: Cross multiply
    2,803,792x = 3,869,236.40 × 1,514,632.36
  4. Step 4: Simplify right side
    2,803,792x = 5,860,470,659,929.90
  5. Step 5: Solve for x
    x = 5,860,470,659,929.90/2,803,792
  6. Step 6: Final answer
    x = 2,090,194.52

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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.