Home / 976,521.39-1,467,033.35-936,165.77

Finding the Fourth Proportional to 976,521.39, 1,467,033.35 and 936,165.77

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Solution

The fourth proportional to 976,521.39, 1,467,033.35 and 936,165.77 is: 1,406,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,521.39 : 1,467,033.35 = 936,165.77 : x
  2. Step 2: Convert to fraction form
    976,521.39/1,467,033.35 = 936,165.77/x
  3. Step 3: Cross multiply
    976,521.39x = 1,467,033.35 × 936,165.77
  4. Step 4: Simplify right side
    976,521.39x = 1,373,386,405,718.43
  5. Step 5: Solve for x
    x = 1,373,386,405,718.43/976,521.39
  6. Step 6: Final answer
    x = 1,406,406.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.