Home / 2,912,256.15-4,368,384.23-782,555.55

Finding the Fourth Proportional to 2,912,256.15, 4,368,384.23 and 782,555.55

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Solution

The fourth proportional to 2,912,256.15, 4,368,384.23 and 782,555.55 is: 1,173,833.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,256.15 : 4,368,384.23 = 782,555.55 : x
  2. Step 2: Convert to fraction form
    2,912,256.15/4,368,384.23 = 782,555.55/x
  3. Step 3: Cross multiply
    2,912,256.15x = 4,368,384.23 × 782,555.55
  4. Step 4: Simplify right side
    2,912,256.15x = 3,418,503,319,806.20
  5. Step 5: Solve for x
    x = 3,418,503,319,806.20/2,912,256.15
  6. Step 6: Final answer
    x = 1,173,833.33

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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.