Home / 2,768,693.60-4,153,040.40-876,015.20

Finding the Fourth Proportional to 2,768,693.60, 4,153,040.40 and 876,015.20

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Solution

The fourth proportional to 2,768,693.60, 4,153,040.40 and 876,015.20 is: 1,314,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,693.60 : 4,153,040.40 = 876,015.20 : x
  2. Step 2: Convert to fraction form
    2,768,693.60/4,153,040.40 = 876,015.20/x
  3. Step 3: Cross multiply
    2,768,693.60x = 4,153,040.40 × 876,015.20
  4. Step 4: Simplify right side
    2,768,693.60x = 3,638,126,516,614.08
  5. Step 5: Solve for x
    x = 3,638,126,516,614.08/2,768,693.60
  6. Step 6: Final answer
    x = 1,314,022.80

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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.