Home / 1,114,196.40-1,671,100.20-403,858.80

Finding the Fourth Proportional to 1,114,196.40, 1,671,100.20 and 403,858.80

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Solution

The fourth proportional to 1,114,196.40, 1,671,100.20 and 403,858.80 is: 605,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,196.40 : 1,671,100.20 = 403,858.80 : x
  2. Step 2: Convert to fraction form
    1,114,196.40/1,671,100.20 = 403,858.80/x
  3. Step 3: Cross multiply
    1,114,196.40x = 1,671,100.20 × 403,858.80
  4. Step 4: Simplify right side
    1,114,196.40x = 674,888,521,451.76
  5. Step 5: Solve for x
    x = 674,888,521,451.76/1,114,196.40
  6. Step 6: Final answer
    x = 605,717.74

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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.