Home / 1,983,720.88-2,738,853.08-1,524,016.72

Finding the Fourth Proportional to 1,983,720.88, 2,738,853.08 and 1,524,016.72

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Solution

The fourth proportional to 1,983,720.88, 2,738,853.08 and 1,524,016.72 is: 2,104,155.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,720.88 : 2,738,853.08 = 1,524,016.72 : x
  2. Step 2: Convert to fraction form
    1,983,720.88/2,738,853.08 = 1,524,016.72/x
  3. Step 3: Cross multiply
    1,983,720.88x = 2,738,853.08 × 1,524,016.72
  4. Step 4: Simplify right side
    1,983,720.88x = 4,174,057,887,543.50
  5. Step 5: Solve for x
    x = 4,174,057,887,543.50/1,983,720.88
  6. Step 6: Final answer
    x = 2,104,155.85

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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.