Home / 2,182,911.36-2,990,603.01-2,101,095.16

Finding the Fourth Proportional to 2,182,911.36, 2,990,603.01 and 2,101,095.16

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Solution

The fourth proportional to 2,182,911.36, 2,990,603.01 and 2,101,095.16 is: 2,878,514.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,911.36 : 2,990,603.01 = 2,101,095.16 : x
  2. Step 2: Convert to fraction form
    2,182,911.36/2,990,603.01 = 2,101,095.16/x
  3. Step 3: Cross multiply
    2,182,911.36x = 2,990,603.01 × 2,101,095.16
  4. Step 4: Simplify right side
    2,182,911.36x = 6,283,541,509,792.43
  5. Step 5: Solve for x
    x = 6,283,541,509,792.43/2,182,911.36
  6. Step 6: Final answer
    x = 2,878,514.27

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.