Home / 2,154,975.03-3,232,776.24-638,461.39

Finding the Fourth Proportional to 2,154,975.03, 3,232,776.24 and 638,461.39

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Solution

The fourth proportional to 2,154,975.03, 3,232,776.24 and 638,461.39 is: 957,785.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,975.03 : 3,232,776.24 = 638,461.39 : x
  2. Step 2: Convert to fraction form
    2,154,975.03/3,232,776.24 = 638,461.39/x
  3. Step 3: Cross multiply
    2,154,975.03x = 3,232,776.24 × 638,461.39
  4. Step 4: Simplify right side
    2,154,975.03x = 2,064,002,811,524.56
  5. Step 5: Solve for x
    x = 2,064,002,811,524.56/2,154,975.03
  6. Step 6: Final answer
    x = 957,785.02

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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.