Home / 3,630,787.78-5,011,159.08-2,102,894.50

Finding the Fourth Proportional to 3,630,787.78, 5,011,159.08 and 2,102,894.50

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Solution

The fourth proportional to 3,630,787.78, 5,011,159.08 and 2,102,894.50 is: 2,902,383.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,787.78 : 5,011,159.08 = 2,102,894.50 : x
  2. Step 2: Convert to fraction form
    3,630,787.78/5,011,159.08 = 2,102,894.50/x
  3. Step 3: Cross multiply
    3,630,787.78x = 5,011,159.08 × 2,102,894.50
  4. Step 4: Simplify right side
    3,630,787.78x = 10,537,938,867,957.06
  5. Step 5: Solve for x
    x = 10,537,938,867,957.06/3,630,787.78
  6. Step 6: Final answer
    x = 2,902,383.59

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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.