Home / 1,125,286.56-1,552,912.56-616,036.32

Finding the Fourth Proportional to 1,125,286.56, 1,552,912.56 and 616,036.32

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Solution

The fourth proportional to 1,125,286.56, 1,552,912.56 and 616,036.32 is: 850,139.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,286.56 : 1,552,912.56 = 616,036.32 : x
  2. Step 2: Convert to fraction form
    1,125,286.56/1,552,912.56 = 616,036.32/x
  3. Step 3: Cross multiply
    1,125,286.56x = 1,552,912.56 × 616,036.32
  4. Step 4: Simplify right side
    1,125,286.56x = 956,650,538,744.18
  5. Step 5: Solve for x
    x = 956,650,538,744.18/1,125,286.56
  6. Step 6: Final answer
    x = 850,139.49

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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.