Home / 1,013,904.10-1,399,041.21-561,194.02

Finding the Fourth Proportional to 1,013,904.10, 1,399,041.21 and 561,194.02

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Solution

The fourth proportional to 1,013,904.10, 1,399,041.21 and 561,194.02 is: 774,366.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,904.10 : 1,399,041.21 = 561,194.02 : x
  2. Step 2: Convert to fraction form
    1,013,904.10/1,399,041.21 = 561,194.02/x
  3. Step 3: Cross multiply
    1,013,904.10x = 1,399,041.21 × 561,194.02
  4. Step 4: Simplify right side
    1,013,904.10x = 785,133,560,785.56
  5. Step 5: Solve for x
    x = 785,133,560,785.56/1,013,904.10
  6. Step 6: Final answer
    x = 774,366.69

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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.