Home / 2,915,179.71-4,024,237.98-1,883,190.69

Finding the Fourth Proportional to 2,915,179.71, 4,024,237.98 and 1,883,190.69

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Solution

The fourth proportional to 2,915,179.71, 4,024,237.98 and 1,883,190.69 is: 2,599,636.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,179.71 : 4,024,237.98 = 1,883,190.69 : x
  2. Step 2: Convert to fraction form
    2,915,179.71/4,024,237.98 = 1,883,190.69/x
  3. Step 3: Cross multiply
    2,915,179.71x = 4,024,237.98 × 1,883,190.69
  4. Step 4: Simplify right side
    2,915,179.71x = 7,578,407,498,280.41
  5. Step 5: Solve for x
    x = 7,578,407,498,280.41/2,915,179.71
  6. Step 6: Final answer
    x = 2,599,636.47

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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.