Home / 1,760,303.07-2,640,866.49-545,815.80

Finding the Fourth Proportional to 1,760,303.07, 2,640,866.49 and 545,815.80

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Solution

The fourth proportional to 1,760,303.07, 2,640,866.49 and 545,815.80 is: 818,851.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,303.07 : 2,640,866.49 = 545,815.80 : x
  2. Step 2: Convert to fraction form
    1,760,303.07/2,640,866.49 = 545,815.80/x
  3. Step 3: Cross multiply
    1,760,303.07x = 2,640,866.49 × 545,815.80
  4. Step 4: Simplify right side
    1,760,303.07x = 1,441,426,655,932.54
  5. Step 5: Solve for x
    x = 1,441,426,655,932.54/1,760,303.07
  6. Step 6: Final answer
    x = 818,851.41

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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.