Home / 1,154,735.33-1,593,501.80-638,480.34

Finding the Fourth Proportional to 1,154,735.33, 1,593,501.80 and 638,480.34

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Solution

The fourth proportional to 1,154,735.33, 1,593,501.80 and 638,480.34 is: 881,084.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,735.33 : 1,593,501.80 = 638,480.34 : x
  2. Step 2: Convert to fraction form
    1,154,735.33/1,593,501.80 = 638,480.34/x
  3. Step 3: Cross multiply
    1,154,735.33x = 1,593,501.80 × 638,480.34
  4. Step 4: Simplify right side
    1,154,735.33x = 1,017,419,567,862.21
  5. Step 5: Solve for x
    x = 1,017,419,567,862.21/1,154,735.33
  6. Step 6: Final answer
    x = 881,084.65

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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.