Home / 3,000,553.88-4,501,226.30-978,089.18

Finding the Fourth Proportional to 3,000,553.88, 4,501,226.30 and 978,089.18

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Solution

The fourth proportional to 3,000,553.88, 4,501,226.30 and 978,089.18 is: 1,467,262.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,553.88 : 4,501,226.30 = 978,089.18 : x
  2. Step 2: Convert to fraction form
    3,000,553.88/4,501,226.30 = 978,089.18/x
  3. Step 3: Cross multiply
    3,000,553.88x = 4,501,226.30 × 978,089.18
  4. Step 4: Simplify right side
    3,000,553.88x = 4,402,600,713,364.86
  5. Step 5: Solve for x
    x = 4,402,600,713,364.86/3,000,553.88
  6. Step 6: Final answer
    x = 1,467,262.68

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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.