Home / 1,635,338.23-2,452,814.17-437,353.40

Finding the Fourth Proportional to 1,635,338.23, 2,452,814.17 and 437,353.40

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Solution

The fourth proportional to 1,635,338.23, 2,452,814.17 and 437,353.40 is: 655,978.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,338.23 : 2,452,814.17 = 437,353.40 : x
  2. Step 2: Convert to fraction form
    1,635,338.23/2,452,814.17 = 437,353.40/x
  3. Step 3: Cross multiply
    1,635,338.23x = 2,452,814.17 × 437,353.40
  4. Step 4: Simplify right side
    1,635,338.23x = 1,072,746,621,856.33
  5. Step 5: Solve for x
    x = 1,072,746,621,856.33/1,635,338.23
  6. Step 6: Final answer
    x = 655,978.44

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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.