Home / 1,867,946.40-2,577,001.23-1,379,085.48

Finding the Fourth Proportional to 1,867,946.40, 2,577,001.23 and 1,379,085.48

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Solution

The fourth proportional to 1,867,946.40, 2,577,001.23 and 1,379,085.48 is: 1,902,573.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,946.40 : 2,577,001.23 = 1,379,085.48 : x
  2. Step 2: Convert to fraction form
    1,867,946.40/2,577,001.23 = 1,379,085.48/x
  3. Step 3: Cross multiply
    1,867,946.40x = 2,577,001.23 × 1,379,085.48
  4. Step 4: Simplify right side
    1,867,946.40x = 3,553,904,978,235.14
  5. Step 5: Solve for x
    x = 3,553,904,978,235.14/1,867,946.40
  6. Step 6: Final answer
    x = 1,902,573.32

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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.