Home / 3,742,676.47-5,164,887.40-2,111,078.79

Finding the Fourth Proportional to 3,742,676.47, 5,164,887.40 and 2,111,078.79

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Solution

The fourth proportional to 3,742,676.47, 5,164,887.40 and 2,111,078.79 is: 2,913,285.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742,676.47 : 5,164,887.40 = 2,111,078.79 : x
  2. Step 2: Convert to fraction form
    3,742,676.47/5,164,887.40 = 2,111,078.79/x
  3. Step 3: Cross multiply
    3,742,676.47x = 5,164,887.40 × 2,111,078.79
  4. Step 4: Simplify right side
    3,742,676.47x = 10,903,484,242,878.25
  5. Step 5: Solve for x
    x = 10,903,484,242,878.25/3,742,676.47
  6. Step 6: Final answer
    x = 2,913,285.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.