Home / 1,680,521.44-2,319,108.66-955,369.35

Finding the Fourth Proportional to 1,680,521.44, 2,319,108.66 and 955,369.35

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Solution

The fourth proportional to 1,680,521.44, 2,319,108.66 and 955,369.35 is: 1,318,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,521.44 : 2,319,108.66 = 955,369.35 : x
  2. Step 2: Convert to fraction form
    1,680,521.44/2,319,108.66 = 955,369.35/x
  3. Step 3: Cross multiply
    1,680,521.44x = 2,319,108.66 × 955,369.35
  4. Step 4: Simplify right side
    1,680,521.44x = 2,215,605,333,083.57
  5. Step 5: Solve for x
    x = 2,215,605,333,083.57/1,680,521.44
  6. Step 6: Final answer
    x = 1,318,403.49

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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.