Home / 4,571,510.40-6,857,046.90-1,538,578.80

Finding the Fourth Proportional to 4,571,510.40, 6,857,046.90 and 1,538,578.80

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Solution

The fourth proportional to 4,571,510.40, 6,857,046.90 and 1,538,578.80 is: 2,307,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571,510.40 : 6,857,046.90 = 1,538,578.80 : x
  2. Step 2: Convert to fraction form
    4,571,510.40/6,857,046.90 = 1,538,578.80/x
  3. Step 3: Cross multiply
    4,571,510.40x = 6,857,046.90 × 1,538,578.80
  4. Step 4: Simplify right side
    4,571,510.40x = 10,550,106,990,945.72
  5. Step 5: Solve for x
    x = 10,550,106,990,945.72/4,571,510.40
  6. Step 6: Final answer
    x = 2,307,794.59

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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.