Home / 1,195,421.88-1,793,123.88-342,494.25

Finding the Fourth Proportional to 1,195,421.88, 1,793,123.88 and 342,494.25

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Solution

The fourth proportional to 1,195,421.88, 1,793,123.88 and 342,494.25 is: 513,738.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,421.88 : 1,793,123.88 = 342,494.25 : x
  2. Step 2: Convert to fraction form
    1,195,421.88/1,793,123.88 = 342,494.25/x
  3. Step 3: Cross multiply
    1,195,421.88x = 1,793,123.88 × 342,494.25
  4. Step 4: Simplify right side
    1,195,421.88x = 614,134,617,581.45
  5. Step 5: Solve for x
    x = 614,134,617,581.45/1,195,421.88
  6. Step 6: Final answer
    x = 513,738.81

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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.