Home / 1,780,137.50-2,669,894.88-500,440.76

Finding the Fourth Proportional to 1,780,137.50, 2,669,894.88 and 500,440.76

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Solution

The fourth proportional to 1,780,137.50, 2,669,894.88 and 500,440.76 is: 750,573.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,137.50 : 2,669,894.88 = 500,440.76 : x
  2. Step 2: Convert to fraction form
    1,780,137.50/2,669,894.88 = 500,440.76/x
  3. Step 3: Cross multiply
    1,780,137.50x = 2,669,894.88 × 500,440.76
  4. Step 4: Simplify right side
    1,780,137.50x = 1,336,124,222,867.31
  5. Step 5: Solve for x
    x = 1,336,124,222,867.31/1,780,137.50
  6. Step 6: Final answer
    x = 750,573.61

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1.5x scale

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.