Home / 1,720,590.21-2,374,360.13-946,218.66

Finding the Fourth Proportional to 1,720,590.21, 2,374,360.13 and 946,218.66

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Solution

The fourth proportional to 1,720,590.21, 2,374,360.13 and 946,218.66 is: 1,305,751.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,590.21 : 2,374,360.13 = 946,218.66 : x
  2. Step 2: Convert to fraction form
    1,720,590.21/2,374,360.13 = 946,218.66/x
  3. Step 3: Cross multiply
    1,720,590.21x = 2,374,360.13 × 946,218.66
  4. Step 4: Simplify right side
    1,720,590.21x = 2,246,663,860,566.03
  5. Step 5: Solve for x
    x = 2,246,663,860,566.03/1,720,590.21
  6. Step 6: Final answer
    x = 1,305,751.86

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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.