Home / 3,132,601.69-4,698,906.63-858,146.32

Finding the Fourth Proportional to 3,132,601.69, 4,698,906.63 and 858,146.32

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Solution

The fourth proportional to 3,132,601.69, 4,698,906.63 and 858,146.32 is: 1,287,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,601.69 : 4,698,906.63 = 858,146.32 : x
  2. Step 2: Convert to fraction form
    3,132,601.69/4,698,906.63 = 858,146.32/x
  3. Step 3: Cross multiply
    3,132,601.69x = 4,698,906.63 × 858,146.32
  4. Step 4: Simplify right side
    3,132,601.69x = 4,032,349,432,558.10
  5. Step 5: Solve for x
    x = 4,032,349,432,558.10/3,132,601.69
  6. Step 6: Final answer
    x = 1,287,220.60

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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.