Home / 1,988,660.83-2,983,163.07-549,343.73

Finding the Fourth Proportional to 1,988,660.83, 2,983,163.07 and 549,343.73

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Solution

The fourth proportional to 1,988,660.83, 2,983,163.07 and 549,343.73 is: 824,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,660.83 : 2,983,163.07 = 549,343.73 : x
  2. Step 2: Convert to fraction form
    1,988,660.83/2,983,163.07 = 549,343.73/x
  3. Step 3: Cross multiply
    1,988,660.83x = 2,983,163.07 × 549,343.73
  4. Step 4: Simplify right side
    1,988,660.83x = 1,638,781,936,216.64
  5. Step 5: Solve for x
    x = 1,638,781,936,216.64/1,988,660.83
  6. Step 6: Final answer
    x = 824,063.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.