Home / 1,070,853.38-1,477,777.67-618,144.38

Finding the Fourth Proportional to 1,070,853.38, 1,477,777.67 and 618,144.38

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Solution

The fourth proportional to 1,070,853.38, 1,477,777.67 and 618,144.38 is: 853,039.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,853.38 : 1,477,777.67 = 618,144.38 : x
  2. Step 2: Convert to fraction form
    1,070,853.38/1,477,777.67 = 618,144.38/x
  3. Step 3: Cross multiply
    1,070,853.38x = 1,477,777.67 × 618,144.38
  4. Step 4: Simplify right side
    1,070,853.38x = 913,479,951,120.38
  5. Step 5: Solve for x
    x = 913,479,951,120.38/1,070,853.38
  6. Step 6: Final answer
    x = 853,039.24

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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.