Home / 3,693,678.12-5,542,270.56-2,558,187.72

Finding the Fourth Proportional to 3,693,678.12, 5,542,270.56 and 2,558,187.72

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Solution

The fourth proportional to 3,693,678.12, 5,542,270.56 and 2,558,187.72 is: 3,838,495.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693,678.12 : 5,542,270.56 = 2,558,187.72 : x
  2. Step 2: Convert to fraction form
    3,693,678.12/5,542,270.56 = 2,558,187.72/x
  3. Step 3: Cross multiply
    3,693,678.12x = 5,542,270.56 × 2,558,187.72
  4. Step 4: Simplify right side
    3,693,678.12x = 14,178,168,487,509.52
  5. Step 5: Solve for x
    x = 14,178,168,487,509.52/3,693,678.12
  6. Step 6: Final answer
    x = 3,838,495.95

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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.