Home / 1,509,134.83-2,082,604.57-864,557.58

Finding the Fourth Proportional to 1,509,134.83, 2,082,604.57 and 864,557.58

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Solution

The fourth proportional to 1,509,134.83, 2,082,604.57 and 864,557.58 is: 1,193,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,134.83 : 2,082,604.57 = 864,557.58 : x
  2. Step 2: Convert to fraction form
    1,509,134.83/2,082,604.57 = 864,557.58/x
  3. Step 3: Cross multiply
    1,509,134.83x = 2,082,604.57 × 864,557.58
  4. Step 4: Simplify right side
    1,509,134.83x = 1,800,531,572,784.51
  5. Step 5: Solve for x
    x = 1,800,531,572,784.51/1,509,134.83
  6. Step 6: Final answer
    x = 1,193,088.61

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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.