Home / 1,040,180.40-1,556,814.60-755,060.40

Finding the Fourth Proportional to 1,040,180.40, 1,556,814.60 and 755,060.40

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Solution

The fourth proportional to 1,040,180.40, 1,556,814.60 and 755,060.40 is: 1,130,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,180.40 : 1,556,814.60 = 755,060.40 : x
  2. Step 2: Convert to fraction form
    1,040,180.40/1,556,814.60 = 755,060.40/x
  3. Step 3: Cross multiply
    1,040,180.40x = 1,556,814.60 × 755,060.40
  4. Step 4: Simplify right side
    1,040,180.40x = 1,175,489,054,601.84
  5. Step 5: Solve for x
    x = 1,175,489,054,601.84/1,040,180.40
  6. Step 6: Final answer
    x = 1,130,081.91

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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.