Home / 3,826,040.61-5,280,174.65-2,107,160.67

Finding the Fourth Proportional to 3,826,040.61, 5,280,174.65 and 2,107,160.67

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Solution

The fourth proportional to 3,826,040.61, 5,280,174.65 and 2,107,160.67 is: 2,908,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,040.61 : 5,280,174.65 = 2,107,160.67 : x
  2. Step 2: Convert to fraction form
    3,826,040.61/5,280,174.65 = 2,107,160.67/x
  3. Step 3: Cross multiply
    3,826,040.61x = 5,280,174.65 × 2,107,160.67
  4. Step 4: Simplify right side
    3,826,040.61x = 11,126,176,353,211.02
  5. Step 5: Solve for x
    x = 11,126,176,353,211.02/3,826,040.61
  6. Step 6: Final answer
    x = 2,908,013.14

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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.