Home / 5,308,893-7,963,368.66-1,319,805

Finding the Fourth Proportional to 5,308,893, 7,963,368.66 and 1,319,805

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Solution

The fourth proportional to 5,308,893, 7,963,368.66 and 1,319,805 is: 1,979,714.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,893 : 7,963,368.66 = 1,319,805 : x
  2. Step 2: Convert to fraction form
    5,308,893/7,963,368.66 = 1,319,805/x
  3. Step 3: Cross multiply
    5,308,893x = 7,963,368.66 × 1,319,805
  4. Step 4: Simplify right side
    5,308,893x = 10,510,093,774,311.30
  5. Step 5: Solve for x
    x = 10,510,093,774,311.30/5,308,893
  6. Step 6: Final answer
    x = 1,979,714.75

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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.