Home / 1,166,460-1,609,714.80-629,916

Finding the Fourth Proportional to 1,166,460, 1,609,714.80 and 629,916

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Solution

The fourth proportional to 1,166,460, 1,609,714.80 and 629,916 is: 869,284.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,460 : 1,609,714.80 = 629,916 : x
  2. Step 2: Convert to fraction form
    1,166,460/1,609,714.80 = 629,916/x
  3. Step 3: Cross multiply
    1,166,460x = 1,609,714.80 × 629,916
  4. Step 4: Simplify right side
    1,166,460x = 1,013,985,107,956.80
  5. Step 5: Solve for x
    x = 1,013,985,107,956.80/1,166,460
  6. Step 6: Final answer
    x = 869,284.08

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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.