Home / 1,615,342.80-2,422,992.60-493,417.20

Finding the Fourth Proportional to 1,615,342.80, 2,422,992.60 and 493,417.20

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Solution

The fourth proportional to 1,615,342.80, 2,422,992.60 and 493,417.20 is: 740,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,342.80 : 2,422,992.60 = 493,417.20 : x
  2. Step 2: Convert to fraction form
    1,615,342.80/2,422,992.60 = 493,417.20/x
  3. Step 3: Cross multiply
    1,615,342.80x = 2,422,992.60 × 493,417.20
  4. Step 4: Simplify right side
    1,615,342.80x = 1,195,546,224,312.72
  5. Step 5: Solve for x
    x = 1,195,546,224,312.72/1,615,342.80
  6. Step 6: Final answer
    x = 740,119.20

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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.