Home / 1,329,936.18-1,835,357.22-786,537.76

Finding the Fourth Proportional to 1,329,936.18, 1,835,357.22 and 786,537.76

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Solution

The fourth proportional to 1,329,936.18, 1,835,357.22 and 786,537.76 is: 1,085,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,936.18 : 1,835,357.22 = 786,537.76 : x
  2. Step 2: Convert to fraction form
    1,329,936.18/1,835,357.22 = 786,537.76/x
  3. Step 3: Cross multiply
    1,329,936.18x = 1,835,357.22 × 786,537.76
  4. Step 4: Simplify right side
    1,329,936.18x = 1,443,577,756,618.63
  5. Step 5: Solve for x
    x = 1,443,577,756,618.63/1,329,936.18
  6. Step 6: Final answer
    x = 1,085,448.89

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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.