Home / 1,525,034.37-2,285,955.45-513,806.98

Finding the Fourth Proportional to 1,525,034.37, 2,285,955.45 and 513,806.98

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Solution

The fourth proportional to 1,525,034.37, 2,285,955.45 and 513,806.98 is: 770,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,034.37 : 2,285,955.45 = 513,806.98 : x
  2. Step 2: Convert to fraction form
    1,525,034.37/2,285,955.45 = 513,806.98/x
  3. Step 3: Cross multiply
    1,525,034.37x = 2,285,955.45 × 513,806.98
  4. Step 4: Simplify right side
    1,525,034.37x = 1,174,539,866,179.04
  5. Step 5: Solve for x
    x = 1,174,539,866,179.04/1,525,034.37
  6. Step 6: Final answer
    x = 770,172.72

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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.