Home / 1,293,992.65-1,785,685.94-705,297.16

Finding the Fourth Proportional to 1,293,992.65, 1,785,685.94 and 705,297.16

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Solution

The fourth proportional to 1,293,992.65, 1,785,685.94 and 705,297.16 is: 973,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,992.65 : 1,785,685.94 = 705,297.16 : x
  2. Step 2: Convert to fraction form
    1,293,992.65/1,785,685.94 = 705,297.16/x
  3. Step 3: Cross multiply
    1,293,992.65x = 1,785,685.94 × 705,297.16
  4. Step 4: Simplify right side
    1,293,992.65x = 1,259,439,222,133.93
  5. Step 5: Solve for x
    x = 1,259,439,222,133.93/1,293,992.65
  6. Step 6: Final answer
    x = 973,297.04

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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.