Home / 1,136,220-1,568,016.41-626,955.18

Finding the Fourth Proportional to 1,136,220, 1,568,016.41 and 626,955.18

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Solution

The fourth proportional to 1,136,220, 1,568,016.41 and 626,955.18 is: 865,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,220 : 1,568,016.41 = 626,955.18 : x
  2. Step 2: Convert to fraction form
    1,136,220/1,568,016.41 = 626,955.18/x
  3. Step 3: Cross multiply
    1,136,220x = 1,568,016.41 × 626,955.18
  4. Step 4: Simplify right side
    1,136,220x = 983,076,007,439.73
  5. Step 5: Solve for x
    x = 983,076,007,439.73/1,136,220
  6. Step 6: Final answer
    x = 865,216.25

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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.