Home / 1,050,391.89-1,575,620.19-410,670.09

Finding the Fourth Proportional to 1,050,391.89, 1,575,620.19 and 410,670.09

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Solution

The fourth proportional to 1,050,391.89, 1,575,620.19 and 410,670.09 is: 616,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,391.89 : 1,575,620.19 = 410,670.09 : x
  2. Step 2: Convert to fraction form
    1,050,391.89/1,575,620.19 = 410,670.09/x
  3. Step 3: Cross multiply
    1,050,391.89x = 1,575,620.19 × 410,670.09
  4. Step 4: Simplify right side
    1,050,391.89x = 647,060,085,233.12
  5. Step 5: Solve for x
    x = 647,060,085,233.12/1,050,391.89
  6. Step 6: Final answer
    x = 616,017.78

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1.5x scale

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.