Home / 3,742,736-5,164,661.76-2,214,575.36

Finding the Fourth Proportional to 3,742,736, 5,164,661.76 and 2,214,575.36

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Solution

The fourth proportional to 3,742,736, 5,164,661.76 and 2,214,575.36 is: 3,055,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742,736 : 5,164,661.76 = 2,214,575.36 : x
  2. Step 2: Convert to fraction form
    3,742,736/5,164,661.76 = 2,214,575.36/x
  3. Step 3: Cross multiply
    3,742,736x = 5,164,661.76 × 2,214,575.36
  4. Step 4: Simplify right side
    3,742,736x = 11,437,532,676,430.23
  5. Step 5: Solve for x
    x = 11,437,532,676,430.23/3,742,736
  6. Step 6: Final answer
    x = 3,055,928.25

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Why These Related Problems?

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