Home / 1,615,316.04-2,422,786.48-417,144.16

Finding the Fourth Proportional to 1,615,316.04, 2,422,786.48 and 417,144.16

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Solution

The fourth proportional to 1,615,316.04, 2,422,786.48 and 417,144.16 is: 625,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,316.04 : 2,422,786.48 = 417,144.16 : x
  2. Step 2: Convert to fraction form
    1,615,316.04/2,422,786.48 = 417,144.16/x
  3. Step 3: Cross multiply
    1,615,316.04x = 2,422,786.48 × 417,144.16
  4. Step 4: Simplify right side
    1,615,316.04x = 1,010,651,231,058.96
  5. Step 5: Solve for x
    x = 1,010,651,231,058.96/1,615,316.04
  6. Step 6: Final answer
    x = 625,667.80

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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.