Home / 1,043,335.68-1,439,809.20-613,633.92

Finding the Fourth Proportional to 1,043,335.68, 1,439,809.20 and 613,633.92

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Solution

The fourth proportional to 1,043,335.68, 1,439,809.20 and 613,633.92 is: 846,818.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,335.68 : 1,439,809.20 = 613,633.92 : x
  2. Step 2: Convert to fraction form
    1,043,335.68/1,439,809.20 = 613,633.92/x
  3. Step 3: Cross multiply
    1,043,335.68x = 1,439,809.20 × 613,633.92
  4. Step 4: Simplify right side
    1,043,335.68x = 883,515,763,448.06
  5. Step 5: Solve for x
    x = 883,515,763,448.06/1,043,335.68
  6. Step 6: Final answer
    x = 846,818.32

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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.