Home / 1,074,741.12-1,609,660.80-514,172.16

Finding the Fourth Proportional to 1,074,741.12, 1,609,660.80 and 514,172.16

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Solution

The fourth proportional to 1,074,741.12, 1,609,660.80 and 514,172.16 is: 770,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,741.12 : 1,609,660.80 = 514,172.16 : x
  2. Step 2: Convert to fraction form
    1,074,741.12/1,609,660.80 = 514,172.16/x
  3. Step 3: Cross multiply
    1,074,741.12x = 1,609,660.80 × 514,172.16
  4. Step 4: Simplify right side
    1,074,741.12x = 827,642,770,403.33
  5. Step 5: Solve for x
    x = 827,642,770,403.33/1,074,741.12
  6. Step 6: Final answer
    x = 770,085.70

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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.