Home / 1,623,539.34-2,238,650.76-1,214,329.80

Finding the Fourth Proportional to 1,623,539.34, 2,238,650.76 and 1,214,329.80

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Solution

The fourth proportional to 1,623,539.34, 2,238,650.76 and 1,214,329.80 is: 1,674,403.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,539.34 : 2,238,650.76 = 1,214,329.80 : x
  2. Step 2: Convert to fraction form
    1,623,539.34/2,238,650.76 = 1,214,329.80/x
  3. Step 3: Cross multiply
    1,623,539.34x = 2,238,650.76 × 1,214,329.80
  4. Step 4: Simplify right side
    1,623,539.34x = 2,718,460,329,660.65
  5. Step 5: Solve for x
    x = 2,718,460,329,660.65/1,623,539.34
  6. Step 6: Final answer
    x = 1,674,403.73

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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.