Home / 1,013,120.23-1,398,116.94-554,224.93

Finding the Fourth Proportional to 1,013,120.23, 1,398,116.94 and 554,224.93

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Solution

The fourth proportional to 1,013,120.23, 1,398,116.94 and 554,224.93 is: 764,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,120.23 : 1,398,116.94 = 554,224.93 : x
  2. Step 2: Convert to fraction form
    1,013,120.23/1,398,116.94 = 554,224.93/x
  3. Step 3: Cross multiply
    1,013,120.23x = 1,398,116.94 × 554,224.93
  4. Step 4: Simplify right side
    1,013,120.23x = 774,871,259,708.02
  5. Step 5: Solve for x
    x = 774,871,259,708.02/1,013,120.23
  6. Step 6: Final answer
    x = 764,836.43

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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.