Home / 1,681,111.45-2,319,914.50-946,062.88

Finding the Fourth Proportional to 1,681,111.45, 2,319,914.50 and 946,062.88

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Solution

The fourth proportional to 1,681,111.45, 2,319,914.50 and 946,062.88 is: 1,305,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,111.45 : 2,319,914.50 = 946,062.88 : x
  2. Step 2: Convert to fraction form
    1,681,111.45/2,319,914.50 = 946,062.88/x
  3. Step 3: Cross multiply
    1,681,111.45x = 2,319,914.50 × 946,062.88
  4. Step 4: Simplify right side
    1,681,111.45x = 2,194,784,996,809.58
  5. Step 5: Solve for x
    x = 2,194,784,996,809.58/1,681,111.45
  6. Step 6: Final answer
    x = 1,305,555.92

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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.