Home / 1,178,298-1,626,051.24-641,754

Finding the Fourth Proportional to 1,178,298, 1,626,051.24 and 641,754

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Solution

The fourth proportional to 1,178,298, 1,626,051.24 and 641,754 is: 885,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,298 : 1,626,051.24 = 641,754 : x
  2. Step 2: Convert to fraction form
    1,178,298/1,626,051.24 = 641,754/x
  3. Step 3: Cross multiply
    1,178,298x = 1,626,051.24 × 641,754
  4. Step 4: Simplify right side
    1,178,298x = 1,043,524,887,474.96
  5. Step 5: Solve for x
    x = 1,043,524,887,474.96/1,178,298
  6. Step 6: Final answer
    x = 885,620.52

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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.