Home / 1,069,949.66-1,605,151.08-396,036.54

Finding the Fourth Proportional to 1,069,949.66, 1,605,151.08 and 396,036.54

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Solution

The fourth proportional to 1,069,949.66, 1,605,151.08 and 396,036.54 is: 594,138.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,949.66 : 1,605,151.08 = 396,036.54 : x
  2. Step 2: Convert to fraction form
    1,069,949.66/1,605,151.08 = 396,036.54/x
  3. Step 3: Cross multiply
    1,069,949.66x = 1,605,151.08 × 396,036.54
  4. Step 4: Simplify right side
    1,069,949.66x = 635,698,479,900.46
  5. Step 5: Solve for x
    x = 635,698,479,900.46/1,069,949.66
  6. Step 6: Final answer
    x = 594,138.68

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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.