Home / 1,621,092.94-2,429,234.78-660,374.94

Finding the Fourth Proportional to 1,621,092.94, 2,429,234.78 and 660,374.94

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Solution

The fourth proportional to 1,621,092.94, 2,429,234.78 and 660,374.94 is: 989,582.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,092.94 : 2,429,234.78 = 660,374.94 : x
  2. Step 2: Convert to fraction form
    1,621,092.94/2,429,234.78 = 660,374.94/x
  3. Step 3: Cross multiply
    1,621,092.94x = 2,429,234.78 × 660,374.94
  4. Step 4: Simplify right side
    1,621,092.94x = 1,604,205,773,849.94
  5. Step 5: Solve for x
    x = 1,604,205,773,849.94/1,621,092.94
  6. Step 6: Final answer
    x = 989,582.85

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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.