Home / 1,126,238.32-1,554,209.16-616,958.80

Finding the Fourth Proportional to 1,126,238.32, 1,554,209.16 and 616,958.80

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Solution

The fourth proportional to 1,126,238.32, 1,554,209.16 and 616,958.80 is: 851,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,238.32 : 1,554,209.16 = 616,958.80 : x
  2. Step 2: Convert to fraction form
    1,126,238.32/1,554,209.16 = 616,958.80/x
  3. Step 3: Cross multiply
    1,126,238.32x = 1,554,209.16 × 616,958.80
  4. Step 4: Simplify right side
    1,126,238.32x = 958,883,018,302.61
  5. Step 5: Solve for x
    x = 958,883,018,302.61/1,126,238.32
  6. Step 6: Final answer
    x = 851,403.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.