Home / 2,302,346.69-3,178,484.13-1,384,780.67

Finding the Fourth Proportional to 2,302,346.69, 3,178,484.13 and 1,384,780.67

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Solution

The fourth proportional to 2,302,346.69, 3,178,484.13 and 1,384,780.67 is: 1,911,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302,346.69 : 3,178,484.13 = 1,384,780.67 : x
  2. Step 2: Convert to fraction form
    2,302,346.69/3,178,484.13 = 1,384,780.67/x
  3. Step 3: Cross multiply
    2,302,346.69x = 3,178,484.13 × 1,384,780.67
  4. Step 4: Simplify right side
    2,302,346.69x = 4,401,503,383,125.77
  5. Step 5: Solve for x
    x = 4,401,503,383,125.77/2,302,346.69
  6. Step 6: Final answer
    x = 1,911,746.57

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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.