Home / 1,192,864.98-1,645,526.30-709,086

Finding the Fourth Proportional to 1,192,864.98, 1,645,526.30 and 709,086

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Solution

The fourth proportional to 1,192,864.98, 1,645,526.30 and 709,086 is: 978,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,864.98 : 1,645,526.30 = 709,086 : x
  2. Step 2: Convert to fraction form
    1,192,864.98/1,645,526.30 = 709,086/x
  3. Step 3: Cross multiply
    1,192,864.98x = 1,645,526.30 × 709,086
  4. Step 4: Simplify right side
    1,192,864.98x = 1,166,819,658,416.37
  5. Step 5: Solve for x
    x = 1,166,819,658,416.37/1,192,864.98
  6. Step 6: Final answer
    x = 978,165.74

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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.