Home / 1,728,039.60-2,384,689.73-953,664.84

Finding the Fourth Proportional to 1,728,039.60, 2,384,689.73 and 953,664.84

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Solution

The fourth proportional to 1,728,039.60, 2,384,689.73 and 953,664.84 is: 1,316,054.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,039.60 : 2,384,689.73 = 953,664.84 : x
  2. Step 2: Convert to fraction form
    1,728,039.60/2,384,689.73 = 953,664.84/x
  3. Step 3: Cross multiply
    1,728,039.60x = 2,384,689.73 × 953,664.84
  4. Step 4: Simplify right side
    1,728,039.60x = 2,274,194,745,041.77
  5. Step 5: Solve for x
    x = 2,274,194,745,041.77/1,728,039.60
  6. Step 6: Final answer
    x = 1,316,054.76

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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.