Home / 1,329,717.71-1,834,738.40-785,580.77

Finding the Fourth Proportional to 1,329,717.71, 1,834,738.40 and 785,580.77

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Solution

The fourth proportional to 1,329,717.71, 1,834,738.40 and 785,580.77 is: 1,083,940.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,717.71 : 1,834,738.40 = 785,580.77 : x
  2. Step 2: Convert to fraction form
    1,329,717.71/1,834,738.40 = 785,580.77/x
  3. Step 3: Cross multiply
    1,329,717.71x = 1,834,738.40 × 785,580.77
  4. Step 4: Simplify right side
    1,329,717.71x = 1,441,335,191,918.97
  5. Step 5: Solve for x
    x = 1,441,335,191,918.97/1,329,717.71
  6. Step 6: Final answer
    x = 1,083,940.74

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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.