Home / 1,078,011.22-1,617,293.88-404,101.74

Finding the Fourth Proportional to 1,078,011.22, 1,617,293.88 and 404,101.74

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Solution

The fourth proportional to 1,078,011.22, 1,617,293.88 and 404,101.74 is: 606,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,011.22 : 1,617,293.88 = 404,101.74 : x
  2. Step 2: Convert to fraction form
    1,078,011.22/1,617,293.88 = 404,101.74/x
  3. Step 3: Cross multiply
    1,078,011.22x = 1,617,293.88 × 404,101.74
  4. Step 4: Simplify right side
    1,078,011.22x = 653,551,270,999.35
  5. Step 5: Solve for x
    x = 653,551,270,999.35/1,078,011.22
  6. Step 6: Final answer
    x = 606,256.46

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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.