Home / 2,915,180.71-4,024,239.36-1,883,191.69

Finding the Fourth Proportional to 2,915,180.71, 4,024,239.36 and 1,883,191.69

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Solution

The fourth proportional to 2,915,180.71, 4,024,239.36 and 1,883,191.69 is: 2,599,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,180.71 : 4,024,239.36 = 1,883,191.69 : x
  2. Step 2: Convert to fraction form
    2,915,180.71/4,024,239.36 = 1,883,191.69/x
  3. Step 3: Cross multiply
    2,915,180.71x = 4,024,239.36 × 1,883,191.69
  4. Step 4: Simplify right side
    2,915,180.71x = 7,578,414,121,322.92
  5. Step 5: Solve for x
    x = 7,578,414,121,322.92/2,915,180.71
  6. Step 6: Final answer
    x = 2,599,637.85

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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.