Home / 1,485,886.08-2,228,984.64-488,691.84

Finding the Fourth Proportional to 1,485,886.08, 2,228,984.64 and 488,691.84

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Solution

The fourth proportional to 1,485,886.08, 2,228,984.64 and 488,691.84 is: 733,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,886.08 : 2,228,984.64 = 488,691.84 : x
  2. Step 2: Convert to fraction form
    1,485,886.08/2,228,984.64 = 488,691.84/x
  3. Step 3: Cross multiply
    1,485,886.08x = 2,228,984.64 × 488,691.84
  4. Step 4: Simplify right side
    1,485,886.08x = 1,089,286,605,053.34
  5. Step 5: Solve for x
    x = 1,089,286,605,053.34/1,485,886.08
  6. Step 6: Final answer
    x = 733,088.91

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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.