Home / 1,480,513.40-2,043,122.58-868,676.60

Finding the Fourth Proportional to 1,480,513.40, 2,043,122.58 and 868,676.60

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Solution

The fourth proportional to 1,480,513.40, 2,043,122.58 and 868,676.60 is: 1,198,781.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,513.40 : 2,043,122.58 = 868,676.60 : x
  2. Step 2: Convert to fraction form
    1,480,513.40/2,043,122.58 = 868,676.60/x
  3. Step 3: Cross multiply
    1,480,513.40x = 2,043,122.58 × 868,676.60
  4. Step 4: Simplify right side
    1,480,513.40x = 1,774,812,776,177.63
  5. Step 5: Solve for x
    x = 1,774,812,776,177.63/1,480,513.40
  6. Step 6: Final answer
    x = 1,198,781.97

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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.