Home / 1,325,913.60-1,829,712.38-810,530.66

Finding the Fourth Proportional to 1,325,913.60, 1,829,712.38 and 810,530.66

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Solution

The fourth proportional to 1,325,913.60, 1,829,712.38 and 810,530.66 is: 1,118,502.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,913.60 : 1,829,712.38 = 810,530.66 : x
  2. Step 2: Convert to fraction form
    1,325,913.60/1,829,712.38 = 810,530.66/x
  3. Step 3: Cross multiply
    1,325,913.60x = 1,829,712.38 × 810,530.66
  4. Step 4: Simplify right side
    1,325,913.60x = 1,483,037,982,971.57
  5. Step 5: Solve for x
    x = 1,483,037,982,971.57/1,325,913.60
  6. Step 6: Final answer
    x = 1,118,502.73

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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.