Home / 1,185,404.60-1,772,858.10-996,447.80

Finding the Fourth Proportional to 1,185,404.60, 1,772,858.10 and 996,447.80

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Solution

The fourth proportional to 1,185,404.60, 1,772,858.10 and 996,447.80 is: 1,490,259.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,404.60 : 1,772,858.10 = 996,447.80 : x
  2. Step 2: Convert to fraction form
    1,185,404.60/1,772,858.10 = 996,447.80/x
  3. Step 3: Cross multiply
    1,185,404.60x = 1,772,858.10 × 996,447.80
  4. Step 4: Simplify right side
    1,185,404.60x = 1,766,560,553,457.18
  5. Step 5: Solve for x
    x = 1,766,560,553,457.18/1,185,404.60
  6. Step 6: Final answer
    x = 1,490,259.57

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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.