Home / 4,185,979.65-6,277,845.36-1,152,623.28

Finding the Fourth Proportional to 4,185,979.65, 6,277,845.36 and 1,152,623.28

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Solution

The fourth proportional to 4,185,979.65, 6,277,845.36 and 1,152,623.28 is: 1,728,625.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185,979.65 : 6,277,845.36 = 1,152,623.28 : x
  2. Step 2: Convert to fraction form
    4,185,979.65/6,277,845.36 = 1,152,623.28/x
  3. Step 3: Cross multiply
    4,185,979.65x = 6,277,845.36 × 1,152,623.28
  4. Step 4: Simplify right side
    4,185,979.65x = 7,235,990,710,175.98
  5. Step 5: Solve for x
    x = 7,235,990,710,175.98/4,185,979.65
  6. Step 6: Final answer
    x = 1,728,625.39

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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.