Home / 2,117,678.58-2,922,386.84-1,150,790.58

Finding the Fourth Proportional to 2,117,678.58, 2,922,386.84 and 1,150,790.58

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Solution

The fourth proportional to 2,117,678.58, 2,922,386.84 and 1,150,790.58 is: 1,588,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,678.58 : 2,922,386.84 = 1,150,790.58 : x
  2. Step 2: Convert to fraction form
    2,117,678.58/2,922,386.84 = 1,150,790.58/x
  3. Step 3: Cross multiply
    2,117,678.58x = 2,922,386.84 × 1,150,790.58
  4. Step 4: Simplify right side
    2,117,678.58x = 3,363,055,246,587.97
  5. Step 5: Solve for x
    x = 3,363,055,246,587.97/2,117,678.58
  6. Step 6: Final answer
    x = 1,588,085.78

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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.