Home / 1,085,928.10-1,628,892.15-910,093.30

Finding the Fourth Proportional to 1,085,928.10, 1,628,892.15 and 910,093.30

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Solution

The fourth proportional to 1,085,928.10, 1,628,892.15 and 910,093.30 is: 1,365,139.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,928.10 : 1,628,892.15 = 910,093.30 : x
  2. Step 2: Convert to fraction form
    1,085,928.10/1,628,892.15 = 910,093.30/x
  3. Step 3: Cross multiply
    1,085,928.10x = 1,628,892.15 × 910,093.30
  4. Step 4: Simplify right side
    1,085,928.10x = 1,482,443,832,137.60
  5. Step 5: Solve for x
    x = 1,482,443,832,137.60/1,085,928.10
  6. Step 6: Final answer
    x = 1,365,139.95

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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.