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Finding the Fourth Proportional to 1,166,796, 1,610,179.12 and 630,252

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Solution

The fourth proportional to 1,166,796, 1,610,179.12 and 630,252 is: 869,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,796 : 1,610,179.12 = 630,252 : x
  2. Step 2: Convert to fraction form
    1,166,796/1,610,179.12 = 630,252/x
  3. Step 3: Cross multiply
    1,166,796x = 1,610,179.12 × 630,252
  4. Step 4: Simplify right side
    1,166,796x = 1,014,818,610,738.24
  5. Step 5: Solve for x
    x = 1,014,818,610,738.24/1,166,796
  6. Step 6: Final answer
    x = 869,748.11

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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.