Home / 1,329,231.45-1,834,258.63-785,237.07

Finding the Fourth Proportional to 1,329,231.45, 1,834,258.63 and 785,237.07

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Solution

The fourth proportional to 1,329,231.45, 1,834,258.63 and 785,237.07 is: 1,083,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,231.45 : 1,834,258.63 = 785,237.07 : x
  2. Step 2: Convert to fraction form
    1,329,231.45/1,834,258.63 = 785,237.07/x
  3. Step 3: Cross multiply
    1,329,231.45x = 1,834,258.63 × 785,237.07
  4. Step 4: Simplify right side
    1,329,231.45x = 1,440,327,872,243.41
  5. Step 5: Solve for x
    x = 1,440,327,872,243.41/1,329,231.45
  6. Step 6: Final answer
    x = 1,083,579.44

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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.