Home / 1,610,109.30-2,415,455.55-809,375.70

Finding the Fourth Proportional to 1,610,109.30, 2,415,455.55 and 809,375.70

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Solution

The fourth proportional to 1,610,109.30, 2,415,455.55 and 809,375.70 is: 1,214,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,109.30 : 2,415,455.55 = 809,375.70 : x
  2. Step 2: Convert to fraction form
    1,610,109.30/2,415,455.55 = 809,375.70/x
  3. Step 3: Cross multiply
    1,610,109.30x = 2,415,455.55 × 809,375.70
  4. Step 4: Simplify right side
    1,610,109.30x = 1,955,011,026,600.13
  5. Step 5: Solve for x
    x = 1,955,011,026,600.13/1,610,109.30
  6. Step 6: Final answer
    x = 1,214,210.13

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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.