Home / 4,200,788.81-6,302,304.49-1,505,386.49

Finding the Fourth Proportional to 4,200,788.81, 6,302,304.49 and 1,505,386.49

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Solution

The fourth proportional to 4,200,788.81, 6,302,304.49 and 1,505,386.49 is: 2,258,481.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,788.81 : 6,302,304.49 = 1,505,386.49 : x
  2. Step 2: Convert to fraction form
    4,200,788.81/6,302,304.49 = 1,505,386.49/x
  3. Step 3: Cross multiply
    4,200,788.81x = 6,302,304.49 × 1,505,386.49
  4. Step 4: Simplify right side
    4,200,788.81x = 9,487,404,035,112.34
  5. Step 5: Solve for x
    x = 9,487,404,035,112.34/4,200,788.81
  6. Step 6: Final answer
    x = 2,258,481.55

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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.