Home / 1,489,062.96-2,054,897.64-810,002.16

Finding the Fourth Proportional to 1,489,062.96, 2,054,897.64 and 810,002.16

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Solution

The fourth proportional to 1,489,062.96, 2,054,897.64 and 810,002.16 is: 1,117,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,062.96 : 2,054,897.64 = 810,002.16 : x
  2. Step 2: Convert to fraction form
    1,489,062.96/2,054,897.64 = 810,002.16/x
  3. Step 3: Cross multiply
    1,489,062.96x = 2,054,897.64 × 810,002.16
  4. Step 4: Simplify right side
    1,489,062.96x = 1,664,471,526,978.90
  5. Step 5: Solve for x
    x = 1,664,471,526,978.90/1,489,062.96
  6. Step 6: Final answer
    x = 1,117,797.95

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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.