Home / 1,235,109.76-1,704,526.52-691,234.25

Finding the Fourth Proportional to 1,235,109.76, 1,704,526.52 and 691,234.25

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Solution

The fourth proportional to 1,235,109.76, 1,704,526.52 and 691,234.25 is: 953,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,109.76 : 1,704,526.52 = 691,234.25 : x
  2. Step 2: Convert to fraction form
    1,235,109.76/1,704,526.52 = 691,234.25/x
  3. Step 3: Cross multiply
    1,235,109.76x = 1,704,526.52 × 691,234.25
  4. Step 4: Simplify right side
    1,235,109.76x = 1,178,227,098,678.51
  5. Step 5: Solve for x
    x = 1,178,227,098,678.51/1,235,109.76
  6. Step 6: Final answer
    x = 953,945.26

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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.