Home / 1,416,185.03-1,954,310.55-771,609.89

Finding the Fourth Proportional to 1,416,185.03, 1,954,310.55 and 771,609.89

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Solution

The fourth proportional to 1,416,185.03, 1,954,310.55 and 771,609.89 is: 1,064,808.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,185.03 : 1,954,310.55 = 771,609.89 : x
  2. Step 2: Convert to fraction form
    1,416,185.03/1,954,310.55 = 771,609.89/x
  3. Step 3: Cross multiply
    1,416,185.03x = 1,954,310.55 × 771,609.89
  4. Step 4: Simplify right side
    1,416,185.03x = 1,507,965,348,511.34
  5. Step 5: Solve for x
    x = 1,507,965,348,511.34/1,416,185.03
  6. Step 6: Final answer
    x = 1,064,808.14

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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.