Home / 1,953,696.46-2,928,979.35-928,511.86

Finding the Fourth Proportional to 1,953,696.46, 2,928,979.35 and 928,511.86

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Solution

The fourth proportional to 1,953,696.46, 2,928,979.35 and 928,511.86 is: 1,392,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,696.46 : 2,928,979.35 = 928,511.86 : x
  2. Step 2: Convert to fraction form
    1,953,696.46/2,928,979.35 = 928,511.86/x
  3. Step 3: Cross multiply
    1,953,696.46x = 2,928,979.35 × 928,511.86
  4. Step 4: Simplify right side
    1,953,696.46x = 2,719,592,064,170.09
  5. Step 5: Solve for x
    x = 2,719,592,064,170.09/1,953,696.46
  6. Step 6: Final answer
    x = 1,392,023.85

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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.