Home / 4,200,788.90-6,302,304.63-1,505,386.58

Finding the Fourth Proportional to 4,200,788.90, 6,302,304.63 and 1,505,386.58

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Solution

The fourth proportional to 4,200,788.90, 6,302,304.63 and 1,505,386.58 is: 2,258,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,788.90 : 6,302,304.63 = 1,505,386.58 : x
  2. Step 2: Convert to fraction form
    4,200,788.90/6,302,304.63 = 1,505,386.58/x
  3. Step 3: Cross multiply
    4,200,788.90x = 6,302,304.63 × 1,505,386.58
  4. Step 4: Simplify right side
    4,200,788.90x = 9,487,404,781,562.34
  5. Step 5: Solve for x
    x = 9,487,404,781,562.34/4,200,788.90
  6. Step 6: Final answer
    x = 2,258,481.68

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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.