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Finding the Fourth Proportional to 2,669,265.32, 4,003,897.98 and 674,721.32

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Solution

The fourth proportional to 2,669,265.32, 4,003,897.98 and 674,721.32 is: 1,012,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,265.32 : 4,003,897.98 = 674,721.32 : x
  2. Step 2: Convert to fraction form
    2,669,265.32/4,003,897.98 = 674,721.32/x
  3. Step 3: Cross multiply
    2,669,265.32x = 4,003,897.98 × 674,721.32
  4. Step 4: Simplify right side
    2,669,265.32x = 2,701,515,330,210.93
  5. Step 5: Solve for x
    x = 2,701,515,330,210.93/2,669,265.32
  6. Step 6: Final answer
    x = 1,012,081.98

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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.