Home / 1,992,582.36-2,988,652.06-713,138.16

Finding the Fourth Proportional to 1,992,582.36, 2,988,652.06 and 713,138.16

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Solution

The fourth proportional to 1,992,582.36, 2,988,652.06 and 713,138.16 is: 1,069,627.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,582.36 : 2,988,652.06 = 713,138.16 : x
  2. Step 2: Convert to fraction form
    1,992,582.36/2,988,652.06 = 713,138.16/x
  3. Step 3: Cross multiply
    1,992,582.36x = 2,988,652.06 × 713,138.16
  4. Step 4: Simplify right side
    1,992,582.36x = 2,131,321,830,948.61
  5. Step 5: Solve for x
    x = 2,131,321,830,948.61/1,992,582.36
  6. Step 6: Final answer
    x = 1,069,627.97

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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.