Home / 1,833,636.71-2,752,265.27-1,376,638.47

Finding the Fourth Proportional to 1,833,636.71, 2,752,265.27 and 1,376,638.47

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Solution

The fourth proportional to 1,833,636.71, 2,752,265.27 and 1,376,638.47 is: 2,066,316.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,636.71 : 2,752,265.27 = 1,376,638.47 : x
  2. Step 2: Convert to fraction form
    1,833,636.71/2,752,265.27 = 1,376,638.47/x
  3. Step 3: Cross multiply
    1,833,636.71x = 2,752,265.27 × 1,376,638.47
  4. Step 4: Simplify right side
    1,833,636.71x = 3,788,874,253,768.53
  5. Step 5: Solve for x
    x = 3,788,874,253,768.53/1,833,636.71
  6. Step 6: Final answer
    x = 2,066,316.75

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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.