Home / 3,164,558.40-4,746,837.51-768,386.82

Finding the Fourth Proportional to 3,164,558.40, 4,746,837.51 and 768,386.82

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Solution

The fourth proportional to 3,164,558.40, 4,746,837.51 and 768,386.82 is: 1,152,580.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164,558.40 : 4,746,837.51 = 768,386.82 : x
  2. Step 2: Convert to fraction form
    3,164,558.40/4,746,837.51 = 768,386.82/x
  3. Step 3: Cross multiply
    3,164,558.40x = 4,746,837.51 × 768,386.82
  4. Step 4: Simplify right side
    3,164,558.40x = 3,647,407,379,365.62
  5. Step 5: Solve for x
    x = 3,647,407,379,365.62/3,164,558.40
  6. Step 6: Final answer
    x = 1,152,580.21

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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.