Home / 1,410,726.97-1,947,610.21-928,693.39

Finding the Fourth Proportional to 1,410,726.97, 1,947,610.21 and 928,693.39

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Solution

The fourth proportional to 1,410,726.97, 1,947,610.21 and 928,693.39 is: 1,282,128.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,726.97 : 1,947,610.21 = 928,693.39 : x
  2. Step 2: Convert to fraction form
    1,410,726.97/1,947,610.21 = 928,693.39/x
  3. Step 3: Cross multiply
    1,410,726.97x = 1,947,610.21 × 928,693.39
  4. Step 4: Simplify right side
    1,410,726.97x = 1,808,732,728,323.51
  5. Step 5: Solve for x
    x = 1,808,732,728,323.51/1,410,726.97
  6. Step 6: Final answer
    x = 1,282,128.13

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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.