Home / 1,061,372.68-1,592,055.42-430,285

Finding the Fourth Proportional to 1,061,372.68, 1,592,055.42 and 430,285

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Solution

The fourth proportional to 1,061,372.68, 1,592,055.42 and 430,285 is: 645,426.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,372.68 : 1,592,055.42 = 430,285 : x
  2. Step 2: Convert to fraction form
    1,061,372.68/1,592,055.42 = 430,285/x
  3. Step 3: Cross multiply
    1,061,372.68x = 1,592,055.42 × 430,285
  4. Step 4: Simplify right side
    1,061,372.68x = 685,037,566,394.70
  5. Step 5: Solve for x
    x = 685,037,566,394.70/1,061,372.68
  6. Step 6: Final answer
    x = 645,426.04

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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.