Home / 1,643,632.01-2,453,411.66-1,449,491.54

Finding the Fourth Proportional to 1,643,632.01, 2,453,411.66 and 1,449,491.54

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Solution

The fourth proportional to 1,643,632.01, 2,453,411.66 and 1,449,491.54 is: 2,163,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,632.01 : 2,453,411.66 = 1,449,491.54 : x
  2. Step 2: Convert to fraction form
    1,643,632.01/2,453,411.66 = 1,449,491.54/x
  3. Step 3: Cross multiply
    1,643,632.01x = 2,453,411.66 × 1,449,491.54
  4. Step 4: Simplify right side
    1,643,632.01x = 3,556,199,425,792.84
  5. Step 5: Solve for x
    x = 3,556,199,425,792.84/1,643,632.01
  6. Step 6: Final answer
    x = 2,163,622.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.