Home / 1,012,885.56-1,519,533.34-413,894.95

Finding the Fourth Proportional to 1,012,885.56, 1,519,533.34 and 413,894.95

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Solution

The fourth proportional to 1,012,885.56, 1,519,533.34 and 413,894.95 is: 620,926.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,885.56 : 1,519,533.34 = 413,894.95 : x
  2. Step 2: Convert to fraction form
    1,012,885.56/1,519,533.34 = 413,894.95/x
  3. Step 3: Cross multiply
    1,012,885.56x = 1,519,533.34 × 413,894.95
  4. Step 4: Simplify right side
    1,012,885.56x = 628,927,170,949.06
  5. Step 5: Solve for x
    x = 628,927,170,949.06/1,012,885.56
  6. Step 6: Final answer
    x = 620,926.19

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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.