Home / 5,308,956-7,963,463.16-1,319,868

Finding the Fourth Proportional to 5,308,956, 7,963,463.16 and 1,319,868

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Solution

The fourth proportional to 5,308,956, 7,963,463.16 and 1,319,868 is: 1,979,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,956 : 7,963,463.16 = 1,319,868 : x
  2. Step 2: Convert to fraction form
    5,308,956/7,963,463.16 = 1,319,868/x
  3. Step 3: Cross multiply
    5,308,956x = 7,963,463.16 × 1,319,868
  4. Step 4: Simplify right side
    5,308,956x = 10,510,720,194,062.88
  5. Step 5: Solve for x
    x = 10,510,720,194,062.88/5,308,956
  6. Step 6: Final answer
    x = 1,979,809.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.