Home / 1,898,179.19-2,619,082.17-1,124,053.21

Finding the Fourth Proportional to 1,898,179.19, 2,619,082.17 and 1,124,053.21

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Solution

The fourth proportional to 1,898,179.19, 2,619,082.17 and 1,124,053.21 is: 1,550,953.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,179.19 : 2,619,082.17 = 1,124,053.21 : x
  2. Step 2: Convert to fraction form
    1,898,179.19/2,619,082.17 = 1,124,053.21/x
  3. Step 3: Cross multiply
    1,898,179.19x = 2,619,082.17 × 1,124,053.21
  4. Step 4: Simplify right side
    1,898,179.19x = 2,943,987,713,894.56
  5. Step 5: Solve for x
    x = 2,943,987,713,894.56/1,898,179.19
  6. Step 6: Final answer
    x = 1,550,953.53

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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.