Home / 1,665,653.12-2,298,582.24-901,689.92

Finding the Fourth Proportional to 1,665,653.12, 2,298,582.24 and 901,689.92

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Solution

The fourth proportional to 1,665,653.12, 2,298,582.24 and 901,689.92 is: 1,244,321.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,653.12 : 2,298,582.24 = 901,689.92 : x
  2. Step 2: Convert to fraction form
    1,665,653.12/2,298,582.24 = 901,689.92/x
  3. Step 3: Cross multiply
    1,665,653.12x = 2,298,582.24 × 901,689.92
  4. Step 4: Simplify right side
    1,665,653.12x = 2,072,608,436,099.02
  5. Step 5: Solve for x
    x = 2,072,608,436,099.02/1,665,653.12
  6. Step 6: Final answer
    x = 1,244,321.77

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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.