Home / 3,001,480.76-4,502,345.72-871,564.88

Finding the Fourth Proportional to 3,001,480.76, 4,502,345.72 and 871,564.88

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Solution

The fourth proportional to 3,001,480.76, 4,502,345.72 and 871,564.88 is: 1,307,383.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001,480.76 : 4,502,345.72 = 871,564.88 : x
  2. Step 2: Convert to fraction form
    3,001,480.76/4,502,345.72 = 871,564.88/x
  3. Step 3: Cross multiply
    3,001,480.76x = 4,502,345.72 × 871,564.88
  4. Step 4: Simplify right side
    3,001,480.76x = 3,924,086,380,300.76
  5. Step 5: Solve for x
    x = 3,924,086,380,300.76/3,001,480.76
  6. Step 6: Final answer
    x = 1,307,383.49

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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.