Home / 1,131,602.32-1,561,580.06-622,304.70

Finding the Fourth Proportional to 1,131,602.32, 1,561,580.06 and 622,304.70

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Solution

The fourth proportional to 1,131,602.32, 1,561,580.06 and 622,304.70 is: 858,763.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,602.32 : 1,561,580.06 = 622,304.70 : x
  2. Step 2: Convert to fraction form
    1,131,602.32/1,561,580.06 = 622,304.70/x
  3. Step 3: Cross multiply
    1,131,602.32x = 1,561,580.06 × 622,304.70
  4. Step 4: Simplify right side
    1,131,602.32x = 971,778,610,764.28
  5. Step 5: Solve for x
    x = 971,778,610,764.28/1,131,602.32
  6. Step 6: Final answer
    x = 858,763.36

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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.