Home / 1,825,222.07-2,519,143.40-1,172,663.84

Finding the Fourth Proportional to 1,825,222.07, 2,519,143.40 and 1,172,663.84

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Solution

The fourth proportional to 1,825,222.07, 2,519,143.40 and 1,172,663.84 is: 1,618,492.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,222.07 : 2,519,143.40 = 1,172,663.84 : x
  2. Step 2: Convert to fraction form
    1,825,222.07/2,519,143.40 = 1,172,663.84/x
  3. Step 3: Cross multiply
    1,825,222.07x = 2,519,143.40 × 1,172,663.84
  4. Step 4: Simplify right side
    1,825,222.07x = 2,954,108,382,184.17
  5. Step 5: Solve for x
    x = 2,954,108,382,184.17/1,825,222.07
  6. Step 6: Final answer
    x = 1,618,492.58

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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.