Home / 3,196,386.48-4,411,147.40-1,838,260.56

Finding the Fourth Proportional to 3,196,386.48, 4,411,147.40 and 1,838,260.56

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Solution

The fourth proportional to 3,196,386.48, 4,411,147.40 and 1,838,260.56 is: 2,536,876.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,386.48 : 4,411,147.40 = 1,838,260.56 : x
  2. Step 2: Convert to fraction form
    3,196,386.48/4,411,147.40 = 1,838,260.56/x
  3. Step 3: Cross multiply
    3,196,386.48x = 4,411,147.40 × 1,838,260.56
  4. Step 4: Simplify right side
    3,196,386.48x = 8,108,838,289,766.55
  5. Step 5: Solve for x
    x = 8,108,838,289,766.55/3,196,386.48
  6. Step 6: Final answer
    x = 2,536,876.67

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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.