Home / 1,502,388.08-2,073,311.88-823,310

Finding the Fourth Proportional to 1,502,388.08, 2,073,311.88 and 823,310

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Solution

The fourth proportional to 1,502,388.08, 2,073,311.88 and 823,310 is: 1,136,176.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,388.08 : 2,073,311.88 = 823,310 : x
  2. Step 2: Convert to fraction form
    1,502,388.08/2,073,311.88 = 823,310/x
  3. Step 3: Cross multiply
    1,502,388.08x = 2,073,311.88 × 823,310
  4. Step 4: Simplify right side
    1,502,388.08x = 1,706,978,403,922.80
  5. Step 5: Solve for x
    x = 1,706,978,403,922.80/1,502,388.08
  6. Step 6: Final answer
    x = 1,136,176.75

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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.