Home / 1,658,434.08-2,289,229.92-979,373.28

Finding the Fourth Proportional to 1,658,434.08, 2,289,229.92 and 979,373.28

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Solution

The fourth proportional to 1,658,434.08, 2,289,229.92 and 979,373.28 is: 1,351,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,434.08 : 2,289,229.92 = 979,373.28 : x
  2. Step 2: Convert to fraction form
    1,658,434.08/2,289,229.92 = 979,373.28/x
  3. Step 3: Cross multiply
    1,658,434.08x = 2,289,229.92 × 979,373.28
  4. Step 4: Simplify right side
    1,658,434.08x = 2,242,010,615,424.54
  5. Step 5: Solve for x
    x = 2,242,010,615,424.54/1,658,434.08
  6. Step 6: Final answer
    x = 1,351,884.07

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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.