Home / 1,308,480.10-1,962,720.15-804,595.30

Finding the Fourth Proportional to 1,308,480.10, 1,962,720.15 and 804,595.30

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Solution

The fourth proportional to 1,308,480.10, 1,962,720.15 and 804,595.30 is: 1,206,892.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,480.10 : 1,962,720.15 = 804,595.30 : x
  2. Step 2: Convert to fraction form
    1,308,480.10/1,962,720.15 = 804,595.30/x
  3. Step 3: Cross multiply
    1,308,480.10x = 1,962,720.15 × 804,595.30
  4. Step 4: Simplify right side
    1,308,480.10x = 1,579,195,407,905.30
  5. Step 5: Solve for x
    x = 1,579,195,407,905.30/1,308,480.10
  6. Step 6: Final answer
    x = 1,206,892.95

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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.