Home / 1,842,674.68-2,542,021.86-1,078,255

Finding the Fourth Proportional to 1,842,674.68, 2,542,021.86 and 1,078,255

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Solution

The fourth proportional to 1,842,674.68, 2,542,021.86 and 1,078,255 is: 1,487,483.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,674.68 : 2,542,021.86 = 1,078,255 : x
  2. Step 2: Convert to fraction form
    1,842,674.68/2,542,021.86 = 1,078,255/x
  3. Step 3: Cross multiply
    1,842,674.68x = 2,542,021.86 × 1,078,255
  4. Step 4: Simplify right side
    1,842,674.68x = 2,740,947,780,654.30
  5. Step 5: Solve for x
    x = 2,740,947,780,654.30/1,842,674.68
  6. Step 6: Final answer
    x = 1,487,483.28

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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.