Home / 1,639,103.48-2,457,252.86-628,950.35

Finding the Fourth Proportional to 1,639,103.48, 2,457,252.86 and 628,950.35

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Solution

The fourth proportional to 1,639,103.48, 2,457,252.86 and 628,950.35 is: 942,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,103.48 : 2,457,252.86 = 628,950.35 : x
  2. Step 2: Convert to fraction form
    1,639,103.48/2,457,252.86 = 628,950.35/x
  3. Step 3: Cross multiply
    1,639,103.48x = 2,457,252.86 × 628,950.35
  4. Step 4: Simplify right side
    1,639,103.48x = 1,545,490,049,333.88
  5. Step 5: Solve for x
    x = 1,545,490,049,333.88/1,639,103.48
  6. Step 6: Final answer
    x = 942,887.42

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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.