Home / 1,013,119.70-1,398,116.22-554,224.41

Finding the Fourth Proportional to 1,013,119.70, 1,398,116.22 and 554,224.41

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Solution

The fourth proportional to 1,013,119.70, 1,398,116.22 and 554,224.41 is: 764,835.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,119.70 : 1,398,116.22 = 554,224.41 : x
  2. Step 2: Convert to fraction form
    1,013,119.70/1,398,116.22 = 554,224.41/x
  3. Step 3: Cross multiply
    1,013,119.70x = 1,398,116.22 × 554,224.41
  4. Step 4: Simplify right side
    1,013,119.70x = 774,870,135,062.59
  5. Step 5: Solve for x
    x = 774,870,135,062.59/1,013,119.70
  6. Step 6: Final answer
    x = 764,835.72

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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.