Home / 1,703,579.10-2,350,934.19-978,473.58

Finding the Fourth Proportional to 1,703,579.10, 2,350,934.19 and 978,473.58

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Solution

The fourth proportional to 1,703,579.10, 2,350,934.19 and 978,473.58 is: 1,350,290.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,579.10 : 2,350,934.19 = 978,473.58 : x
  2. Step 2: Convert to fraction form
    1,703,579.10/2,350,934.19 = 978,473.58/x
  3. Step 3: Cross multiply
    1,703,579.10x = 2,350,934.19 × 978,473.58
  4. Step 4: Simplify right side
    1,703,579.10x = 2,300,326,993,233.70
  5. Step 5: Solve for x
    x = 2,300,326,993,233.70/1,703,579.10
  6. Step 6: Final answer
    x = 1,350,290.69

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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.