Home / 1,070,060.48-1,603,959.04-395,708.48

Finding the Fourth Proportional to 1,070,060.48, 1,603,959.04 and 395,708.48

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Solution

The fourth proportional to 1,070,060.48, 1,603,959.04 and 395,708.48 is: 593,144.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,060.48 : 1,603,959.04 = 395,708.48 : x
  2. Step 2: Convert to fraction form
    1,070,060.48/1,603,959.04 = 395,708.48/x
  3. Step 3: Cross multiply
    1,070,060.48x = 1,603,959.04 × 395,708.48
  4. Step 4: Simplify right side
    1,070,060.48x = 634,700,193,700.66
  5. Step 5: Solve for x
    x = 634,700,193,700.66/1,070,060.48
  6. Step 6: Final answer
    x = 593,144.22

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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.