Home / 1,070,617.60-1,605,929.28-361,144

Finding the Fourth Proportional to 1,070,617.60, 1,605,929.28 and 361,144

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Solution

The fourth proportional to 1,070,617.60, 1,605,929.28 and 361,144 is: 541,716.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,617.60 : 1,605,929.28 = 361,144 : x
  2. Step 2: Convert to fraction form
    1,070,617.60/1,605,929.28 = 361,144/x
  3. Step 3: Cross multiply
    1,070,617.60x = 1,605,929.28 × 361,144
  4. Step 4: Simplify right side
    1,070,617.60x = 579,971,723,896.32
  5. Step 5: Solve for x
    x = 579,971,723,896.32/1,070,617.60
  6. Step 6: Final answer
    x = 541,716.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.