Home / 1,297,160.91-1,945,541.78-432,611.04

Finding the Fourth Proportional to 1,297,160.91, 1,945,541.78 and 432,611.04

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Solution

The fourth proportional to 1,297,160.91, 1,945,541.78 and 432,611.04 is: 648,850.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,160.91 : 1,945,541.78 = 432,611.04 : x
  2. Step 2: Convert to fraction form
    1,297,160.91/1,945,541.78 = 432,611.04/x
  3. Step 3: Cross multiply
    1,297,160.91x = 1,945,541.78 × 432,611.04
  4. Step 4: Simplify right side
    1,297,160.91x = 841,662,850,646.20
  5. Step 5: Solve for x
    x = 841,662,850,646.20/1,297,160.91
  6. Step 6: Final answer
    x = 648,850.00

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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.