Home / 2,518,485.54-3,475,408.86-1,372,541.28

Finding the Fourth Proportional to 2,518,485.54, 3,475,408.86 and 1,372,541.28

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Solution

The fourth proportional to 2,518,485.54, 3,475,408.86 and 1,372,541.28 is: 1,894,051.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,485.54 : 3,475,408.86 = 1,372,541.28 : x
  2. Step 2: Convert to fraction form
    2,518,485.54/3,475,408.86 = 1,372,541.28/x
  3. Step 3: Cross multiply
    2,518,485.54x = 3,475,408.86 × 1,372,541.28
  4. Step 4: Simplify right side
    2,518,485.54x = 4,770,142,125,227.74
  5. Step 5: Solve for x
    x = 4,770,142,125,227.74/2,518,485.54
  6. Step 6: Final answer
    x = 1,894,051.82

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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.