Home / 1,193,389.92-1,790,089.74-483,431.40

Finding the Fourth Proportional to 1,193,389.92, 1,790,089.74 and 483,431.40

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Solution

The fourth proportional to 1,193,389.92, 1,790,089.74 and 483,431.40 is: 725,149.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,389.92 : 1,790,089.74 = 483,431.40 : x
  2. Step 2: Convert to fraction form
    1,193,389.92/1,790,089.74 = 483,431.40/x
  3. Step 3: Cross multiply
    1,193,389.92x = 1,790,089.74 × 483,431.40
  4. Step 4: Simplify right side
    1,193,389.92x = 865,385,589,133.84
  5. Step 5: Solve for x
    x = 865,385,589,133.84/1,193,389.92
  6. Step 6: Final answer
    x = 725,149.07

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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.