Home / 1,336,479.70-2,006,430.99-1,148,144.98

Finding the Fourth Proportional to 1,336,479.70, 2,006,430.99 and 1,148,144.98

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Solution

The fourth proportional to 1,336,479.70, 2,006,430.99 and 1,148,144.98 is: 1,723,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,479.70 : 2,006,430.99 = 1,148,144.98 : x
  2. Step 2: Convert to fraction form
    1,336,479.70/2,006,430.99 = 1,148,144.98/x
  3. Step 3: Cross multiply
    1,336,479.70x = 2,006,430.99 × 1,148,144.98
  4. Step 4: Simplify right side
    1,336,479.70x = 2,303,673,668,884.93
  5. Step 5: Solve for x
    x = 2,303,673,668,884.93/1,336,479.70
  6. Step 6: Final answer
    x = 1,723,687.74

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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.