Home / 2,539,222.56-3,808,856.16-645,966

Finding the Fourth Proportional to 2,539,222.56, 3,808,856.16 and 645,966

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Solution

The fourth proportional to 2,539,222.56, 3,808,856.16 and 645,966 is: 968,954.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,222.56 : 3,808,856.16 = 645,966 : x
  2. Step 2: Convert to fraction form
    2,539,222.56/3,808,856.16 = 645,966/x
  3. Step 3: Cross multiply
    2,539,222.56x = 3,808,856.16 × 645,966
  4. Step 4: Simplify right side
    2,539,222.56x = 2,460,391,578,250.56
  5. Step 5: Solve for x
    x = 2,460,391,578,250.56/2,539,222.56
  6. Step 6: Final answer
    x = 968,954.68

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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.