Home / 4,742,077.60-6,543,370.56-2,648,662.12

Finding the Fourth Proportional to 4,742,077.60, 6,543,370.56 and 2,648,662.12

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Solution

The fourth proportional to 4,742,077.60, 6,543,370.56 and 2,648,662.12 is: 3,654,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742,077.60 : 6,543,370.56 = 2,648,662.12 : x
  2. Step 2: Convert to fraction form
    4,742,077.60/6,543,370.56 = 2,648,662.12/x
  3. Step 3: Cross multiply
    4,742,077.60x = 6,543,370.56 × 2,648,662.12
  4. Step 4: Simplify right side
    4,742,077.60x = 17,331,177,706,678.33
  5. Step 5: Solve for x
    x = 17,331,177,706,678.33/4,742,077.60
  6. Step 6: Final answer
    x = 3,654,764.68

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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.