Home / 1,143,952.68-1,578,843.54-634,819.08

Finding the Fourth Proportional to 1,143,952.68, 1,578,843.54 and 634,819.08

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Solution

The fourth proportional to 1,143,952.68, 1,578,843.54 and 634,819.08 is: 876,155.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,952.68 : 1,578,843.54 = 634,819.08 : x
  2. Step 2: Convert to fraction form
    1,143,952.68/1,578,843.54 = 634,819.08/x
  3. Step 3: Cross multiply
    1,143,952.68x = 1,578,843.54 × 634,819.08
  4. Step 4: Simplify right side
    1,143,952.68x = 1,002,280,003,526.74
  5. Step 5: Solve for x
    x = 1,002,280,003,526.74/1,143,952.68
  6. Step 6: Final answer
    x = 876,155.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.