Home / 3,475,768.61-4,796,488.36-1,905,878.45

Finding the Fourth Proportional to 3,475,768.61, 4,796,488.36 and 1,905,878.45

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Solution

The fourth proportional to 3,475,768.61, 4,796,488.36 and 1,905,878.45 is: 2,630,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475,768.61 : 4,796,488.36 = 1,905,878.45 : x
  2. Step 2: Convert to fraction form
    3,475,768.61/4,796,488.36 = 1,905,878.45/x
  3. Step 3: Cross multiply
    3,475,768.61x = 4,796,488.36 × 1,905,878.45
  4. Step 4: Simplify right side
    3,475,768.61x = 9,141,523,800,999.84
  5. Step 5: Solve for x
    x = 9,141,523,800,999.84/3,475,768.61
  6. Step 6: Final answer
    x = 2,630,072.60

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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.