Home / 1,926,646.60-2,889,969.90-1,170,819.40

Finding the Fourth Proportional to 1,926,646.60, 2,889,969.90 and 1,170,819.40

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Solution

The fourth proportional to 1,926,646.60, 2,889,969.90 and 1,170,819.40 is: 1,756,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,646.60 : 2,889,969.90 = 1,170,819.40 : x
  2. Step 2: Convert to fraction form
    1,926,646.60/2,889,969.90 = 1,170,819.40/x
  3. Step 3: Cross multiply
    1,926,646.60x = 2,889,969.90 × 1,170,819.40
  4. Step 4: Simplify right side
    1,926,646.60x = 3,383,632,824,336.06
  5. Step 5: Solve for x
    x = 3,383,632,824,336.06/1,926,646.60
  6. Step 6: Final answer
    x = 1,756,229.10

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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.