Home / 1,635,431.76-2,452,975.08-437,475

Finding the Fourth Proportional to 1,635,431.76, 2,452,975.08 and 437,475

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Solution

The fourth proportional to 1,635,431.76, 2,452,975.08 and 437,475 is: 656,166.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,431.76 : 2,452,975.08 = 437,475 : x
  2. Step 2: Convert to fraction form
    1,635,431.76/2,452,975.08 = 437,475/x
  3. Step 3: Cross multiply
    1,635,431.76x = 2,452,975.08 × 437,475
  4. Step 4: Simplify right side
    1,635,431.76x = 1,073,115,273,123
  5. Step 5: Solve for x
    x = 1,073,115,273,123/1,635,431.76
  6. Step 6: Final answer
    x = 656,166.34

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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.