Home / 1,109,515.80-1,531,126.62-600,213.72

Finding the Fourth Proportional to 1,109,515.80, 1,531,126.62 and 600,213.72

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Solution

The fourth proportional to 1,109,515.80, 1,531,126.62 and 600,213.72 is: 828,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,515.80 : 1,531,126.62 = 600,213.72 : x
  2. Step 2: Convert to fraction form
    1,109,515.80/1,531,126.62 = 600,213.72/x
  3. Step 3: Cross multiply
    1,109,515.80x = 1,531,126.62 × 600,213.72
  4. Step 4: Simplify right side
    1,109,515.80x = 919,003,204,381.23
  5. Step 5: Solve for x
    x = 919,003,204,381.23/1,109,515.80
  6. Step 6: Final answer
    x = 828,292.13

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1.5x scale

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.