Home / 2,570,155.72-3,546,835.88-1,424,255.20

Finding the Fourth Proportional to 2,570,155.72, 3,546,835.88 and 1,424,255.20

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Solution

The fourth proportional to 2,570,155.72, 3,546,835.88 and 1,424,255.20 is: 1,965,483.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,155.72 : 3,546,835.88 = 1,424,255.20 : x
  2. Step 2: Convert to fraction form
    2,570,155.72/3,546,835.88 = 1,424,255.20/x
  3. Step 3: Cross multiply
    2,570,155.72x = 3,546,835.88 × 1,424,255.20
  4. Step 4: Simplify right side
    2,570,155.72x = 5,051,599,445,636.58
  5. Step 5: Solve for x
    x = 5,051,599,445,636.58/2,570,155.72
  6. Step 6: Final answer
    x = 1,965,483.81

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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.