Home / 1,886,963.62-2,827,826.76-859,783.60

Finding the Fourth Proportional to 1,886,963.62, 2,827,826.76 and 859,783.60

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Solution

The fourth proportional to 1,886,963.62, 2,827,826.76 and 859,783.60 is: 1,288,482.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,963.62 : 2,827,826.76 = 859,783.60 : x
  2. Step 2: Convert to fraction form
    1,886,963.62/2,827,826.76 = 859,783.60/x
  3. Step 3: Cross multiply
    1,886,963.62x = 2,827,826.76 × 859,783.60
  4. Step 4: Simplify right side
    1,886,963.62x = 2,431,319,064,819.57
  5. Step 5: Solve for x
    x = 2,431,319,064,819.57/1,886,963.62
  6. Step 6: Final answer
    x = 1,288,482.22

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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.