Home / 1,116,868.56-1,540,930.60-633,395.76

Finding the Fourth Proportional to 1,116,868.56, 1,540,930.60 and 633,395.76

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Solution

The fourth proportional to 1,116,868.56, 1,540,930.60 and 633,395.76 is: 873,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,868.56 : 1,540,930.60 = 633,395.76 : x
  2. Step 2: Convert to fraction form
    1,116,868.56/1,540,930.60 = 633,395.76/x
  3. Step 3: Cross multiply
    1,116,868.56x = 1,540,930.60 × 633,395.76
  4. Step 4: Simplify right side
    1,116,868.56x = 976,018,908,494.26
  5. Step 5: Solve for x
    x = 976,018,908,494.26/1,116,868.56
  6. Step 6: Final answer
    x = 873,888.78

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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.