Home / 1,116,878.68-1,674,321.90-406,410.04

Finding the Fourth Proportional to 1,116,878.68, 1,674,321.90 and 406,410.04

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Solution

The fourth proportional to 1,116,878.68, 1,674,321.90 and 406,410.04 is: 609,252.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,878.68 : 1,674,321.90 = 406,410.04 : x
  2. Step 2: Convert to fraction form
    1,116,878.68/1,674,321.90 = 406,410.04/x
  3. Step 3: Cross multiply
    1,116,878.68x = 1,674,321.90 × 406,410.04
  4. Step 4: Simplify right side
    1,116,878.68x = 680,461,230,351.88
  5. Step 5: Solve for x
    x = 680,461,230,351.88/1,116,878.68
  6. Step 6: Final answer
    x = 609,252.59

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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.