Home / 1,096,935.80-1,643,637.30-622,209.40

Finding the Fourth Proportional to 1,096,935.80, 1,643,637.30 and 622,209.40

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Solution

The fourth proportional to 1,096,935.80, 1,643,637.30 and 622,209.40 is: 932,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,935.80 : 1,643,637.30 = 622,209.40 : x
  2. Step 2: Convert to fraction form
    1,096,935.80/1,643,637.30 = 622,209.40/x
  3. Step 3: Cross multiply
    1,096,935.80x = 1,643,637.30 × 622,209.40
  4. Step 4: Simplify right side
    1,096,935.80x = 1,022,686,578,250.62
  5. Step 5: Solve for x
    x = 1,022,686,578,250.62/1,096,935.80
  6. Step 6: Final answer
    x = 932,312.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.