Home / 1,345,992.77-2,019,887.00-698,166.02

Finding the Fourth Proportional to 1,345,992.77, 2,019,887.00 and 698,166.02

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Solution

The fourth proportional to 1,345,992.77, 2,019,887.00 and 698,166.02 is: 1,047,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,992.77 : 2,019,887.00 = 698,166.02 : x
  2. Step 2: Convert to fraction form
    1,345,992.77/2,019,887.00 = 698,166.02/x
  3. Step 3: Cross multiply
    1,345,992.77x = 2,019,887.00 × 698,166.02
  4. Step 4: Simplify right side
    1,345,992.77x = 1,410,216,454,049.48
  5. Step 5: Solve for x
    x = 1,410,216,454,049.48/1,345,992.77
  6. Step 6: Final answer
    x = 1,047,714.74

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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.