Home / 3,828,112.76-5,282,915.24-2,196,818.52

Finding the Fourth Proportional to 3,828,112.76, 5,282,915.24 and 2,196,818.52

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Solution

The fourth proportional to 3,828,112.76, 5,282,915.24 and 2,196,818.52 is: 3,031,678.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,112.76 : 5,282,915.24 = 2,196,818.52 : x
  2. Step 2: Convert to fraction form
    3,828,112.76/5,282,915.24 = 2,196,818.52/x
  3. Step 3: Cross multiply
    3,828,112.76x = 5,282,915.24 × 2,196,818.52
  4. Step 4: Simplify right side
    3,828,112.76x = 11,605,606,038,822.25
  5. Step 5: Solve for x
    x = 11,605,606,038,822.25/3,828,112.76
  6. Step 6: Final answer
    x = 3,031,678.21

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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.