Home / 1,237,909.31-1,857,002.70-1,110,768.06

Finding the Fourth Proportional to 1,237,909.31, 1,857,002.70 and 1,110,768.06

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Solution

The fourth proportional to 1,237,909.31, 1,857,002.70 and 1,110,768.06 is: 1,666,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,909.31 : 1,857,002.70 = 1,110,768.06 : x
  2. Step 2: Convert to fraction form
    1,237,909.31/1,857,002.70 = 1,110,768.06/x
  3. Step 3: Cross multiply
    1,237,909.31x = 1,857,002.70 × 1,110,768.06
  4. Step 4: Simplify right side
    1,237,909.31x = 2,062,699,286,493.76
  5. Step 5: Solve for x
    x = 2,062,699,286,493.76/1,237,909.31
  6. Step 6: Final answer
    x = 1,666,276.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.