Home / 2,216,959.76-3,059,403.08-1,198,364.51

Finding the Fourth Proportional to 2,216,959.76, 3,059,403.08 and 1,198,364.51

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Solution

The fourth proportional to 2,216,959.76, 3,059,403.08 and 1,198,364.51 is: 1,653,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,959.76 : 3,059,403.08 = 1,198,364.51 : x
  2. Step 2: Convert to fraction form
    2,216,959.76/3,059,403.08 = 1,198,364.51/x
  3. Step 3: Cross multiply
    2,216,959.76x = 3,059,403.08 × 1,198,364.51
  4. Step 4: Simplify right side
    2,216,959.76x = 3,666,280,051,567.85
  5. Step 5: Solve for x
    x = 3,666,280,051,567.85/2,216,959.76
  6. Step 6: Final answer
    x = 1,653,742.27

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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.