Home / 1,642,906.65-2,465,242.22-684,024.21

Finding the Fourth Proportional to 1,642,906.65, 2,465,242.22 and 684,024.21

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Solution

The fourth proportional to 1,642,906.65, 2,465,242.22 and 684,024.21 is: 1,026,403.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,906.65 : 2,465,242.22 = 684,024.21 : x
  2. Step 2: Convert to fraction form
    1,642,906.65/2,465,242.22 = 684,024.21/x
  3. Step 3: Cross multiply
    1,642,906.65x = 2,465,242.22 × 684,024.21
  4. Step 4: Simplify right side
    1,642,906.65x = 1,686,285,361,994.15
  5. Step 5: Solve for x
    x = 1,686,285,361,994.15/1,642,906.65
  6. Step 6: Final answer
    x = 1,026,403.64

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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.