Home / 1,166,753-1,610,120.10-630,209

Finding the Fourth Proportional to 1,166,753, 1,610,120.10 and 630,209

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Solution

The fourth proportional to 1,166,753, 1,610,120.10 and 630,209 is: 869,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,753 : 1,610,120.10 = 630,209 : x
  2. Step 2: Convert to fraction form
    1,166,753/1,610,120.10 = 630,209/x
  3. Step 3: Cross multiply
    1,166,753x = 1,610,120.10 × 630,209
  4. Step 4: Simplify right side
    1,166,753x = 1,014,712,178,100.90
  5. Step 5: Solve for x
    x = 1,014,712,178,100.90/1,166,753
  6. Step 6: Final answer
    x = 869,688.94

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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.