Home / 3,031,279.59-4,176,060.05-2,111,845.67

Finding the Fourth Proportional to 3,031,279.59, 4,176,060.05 and 2,111,845.67

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Solution

The fourth proportional to 3,031,279.59, 4,176,060.05 and 2,111,845.67 is: 2,909,396.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,279.59 : 4,176,060.05 = 2,111,845.67 : x
  2. Step 2: Convert to fraction form
    3,031,279.59/4,176,060.05 = 2,111,845.67/x
  3. Step 3: Cross multiply
    3,031,279.59x = 4,176,060.05 × 2,111,845.67
  4. Step 4: Simplify right side
    3,031,279.59x = 8,819,194,302,812.96
  5. Step 5: Solve for x
    x = 8,819,194,302,812.96/3,031,279.59
  6. Step 6: Final answer
    x = 2,909,396.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.