Home / 1,681,057.64-2,319,848.52-955,905.44

Finding the Fourth Proportional to 1,681,057.64, 2,319,848.52 and 955,905.44

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Solution

The fourth proportional to 1,681,057.64, 2,319,848.52 and 955,905.44 is: 1,319,143.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,057.64 : 2,319,848.52 = 955,905.44 : x
  2. Step 2: Convert to fraction form
    1,681,057.64/2,319,848.52 = 955,905.44/x
  3. Step 3: Cross multiply
    1,681,057.64x = 2,319,848.52 × 955,905.44
  4. Step 4: Simplify right side
    1,681,057.64x = 2,217,555,820,243.95
  5. Step 5: Solve for x
    x = 2,217,555,820,243.95/1,681,057.64
  6. Step 6: Final answer
    x = 1,319,143.24

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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.