Home / 1,021,908.08-1,410,165.68-613,767.40

Finding the Fourth Proportional to 1,021,908.08, 1,410,165.68 and 613,767.40

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Solution

The fourth proportional to 1,021,908.08, 1,410,165.68 and 613,767.40 is: 846,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,908.08 : 1,410,165.68 = 613,767.40 : x
  2. Step 2: Convert to fraction form
    1,021,908.08/1,410,165.68 = 613,767.40/x
  3. Step 3: Cross multiply
    1,021,908.08x = 1,410,165.68 × 613,767.40
  4. Step 4: Simplify right side
    1,021,908.08x = 865,513,716,388.58
  5. Step 5: Solve for x
    x = 865,513,716,388.58/1,021,908.08
  6. Step 6: Final answer
    x = 846,958.48

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1.5x scale

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.