Home / 1,197,922.86-1,796,284.89-398,925.90

Finding the Fourth Proportional to 1,197,922.86, 1,796,284.89 and 398,925.90

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Solution

The fourth proportional to 1,197,922.86, 1,796,284.89 and 398,925.90 is: 598,189.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,922.86 : 1,796,284.89 = 398,925.90 : x
  2. Step 2: Convert to fraction form
    1,197,922.86/1,796,284.89 = 398,925.90/x
  3. Step 3: Cross multiply
    1,197,922.86x = 1,796,284.89 × 398,925.90
  4. Step 4: Simplify right side
    1,197,922.86x = 716,584,566,399.65
  5. Step 5: Solve for x
    x = 716,584,566,399.65/1,197,922.86
  6. Step 6: Final answer
    x = 598,189.24

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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.