Home / 5,308,902-7,963,382.16-1,319,814

Finding the Fourth Proportional to 5,308,902, 7,963,382.16 and 1,319,814

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Solution

The fourth proportional to 5,308,902, 7,963,382.16 and 1,319,814 is: 1,979,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,902 : 7,963,382.16 = 1,319,814 : x
  2. Step 2: Convert to fraction form
    5,308,902/7,963,382.16 = 1,319,814/x
  3. Step 3: Cross multiply
    5,308,902x = 7,963,382.16 × 1,319,814
  4. Step 4: Simplify right side
    5,308,902x = 10,510,183,262,118.24
  5. Step 5: Solve for x
    x = 10,510,183,262,118.24/5,308,902
  6. Step 6: Final answer
    x = 1,979,728.25

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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.