Home / 1,619,908-2,235,473.12-904,516

Finding the Fourth Proportional to 1,619,908, 2,235,473.12 and 904,516

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Solution

The fourth proportional to 1,619,908, 2,235,473.12 and 904,516 is: 1,248,232.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,908 : 2,235,473.12 = 904,516 : x
  2. Step 2: Convert to fraction form
    1,619,908/2,235,473.12 = 904,516/x
  3. Step 3: Cross multiply
    1,619,908x = 2,235,473.12 × 904,516
  4. Step 4: Simplify right side
    1,619,908x = 2,022,021,204,609.92
  5. Step 5: Solve for x
    x = 2,022,021,204,609.92/1,619,908
  6. Step 6: Final answer
    x = 1,248,232.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.