Home / 1,272,166.96-1,753,783.50-1,011,760.96

Finding the Fourth Proportional to 1,272,166.96, 1,753,783.50 and 1,011,760.96

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Solution

The fourth proportional to 1,272,166.96, 1,753,783.50 and 1,011,760.96 is: 1,394,793.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,166.96 : 1,753,783.50 = 1,011,760.96 : x
  2. Step 2: Convert to fraction form
    1,272,166.96/1,753,783.50 = 1,011,760.96/x
  3. Step 3: Cross multiply
    1,272,166.96x = 1,753,783.50 × 1,011,760.96
  4. Step 4: Simplify right side
    1,272,166.96x = 1,774,409,677,592.16
  5. Step 5: Solve for x
    x = 1,774,409,677,592.16/1,272,166.96
  6. Step 6: Final answer
    x = 1,394,793.08

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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.