Home / 1,501,016.10-2,071,714.95-1,379,965.65

Finding the Fourth Proportional to 1,501,016.10, 2,071,714.95 and 1,379,965.65

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Solution

The fourth proportional to 1,501,016.10, 2,071,714.95 and 1,379,965.65 is: 1,904,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,016.10 : 2,071,714.95 = 1,379,965.65 : x
  2. Step 2: Convert to fraction form
    1,501,016.10/2,071,714.95 = 1,379,965.65/x
  3. Step 3: Cross multiply
    1,501,016.10x = 2,071,714.95 × 1,379,965.65
  4. Step 4: Simplify right side
    1,501,016.10x = 2,858,895,467,591.47
  5. Step 5: Solve for x
    x = 2,858,895,467,591.47/1,501,016.10
  6. Step 6: Final answer
    x = 1,904,640.11

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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.