Home / 1,129,195.03-1,693,870.68-455,282.37

Finding the Fourth Proportional to 1,129,195.03, 1,693,870.68 and 455,282.37

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Solution

The fourth proportional to 1,129,195.03, 1,693,870.68 and 455,282.37 is: 682,955.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,195.03 : 1,693,870.68 = 455,282.37 : x
  2. Step 2: Convert to fraction form
    1,129,195.03/1,693,870.68 = 455,282.37/x
  3. Step 3: Cross multiply
    1,129,195.03x = 1,693,870.68 × 455,282.37
  4. Step 4: Simplify right side
    1,129,195.03x = 771,189,459,371.22
  5. Step 5: Solve for x
    x = 771,189,459,371.22/1,129,195.03
  6. Step 6: Final answer
    x = 682,955.06

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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.