Home / 3,846,880.10-5,770,838.55-1,323,308.90

Finding the Fourth Proportional to 3,846,880.10, 5,770,838.55 and 1,323,308.90

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Solution

The fourth proportional to 3,846,880.10, 5,770,838.55 and 1,323,308.90 is: 1,985,141.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846,880.10 : 5,770,838.55 = 1,323,308.90 : x
  2. Step 2: Convert to fraction form
    3,846,880.10/5,770,838.55 = 1,323,308.90/x
  3. Step 3: Cross multiply
    3,846,880.10x = 5,770,838.55 × 1,323,308.90
  4. Step 4: Simplify right side
    3,846,880.10x = 7,636,602,013,678.09
  5. Step 5: Solve for x
    x = 7,636,602,013,678.09/3,846,880.10
  6. Step 6: Final answer
    x = 1,985,141.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.