Home / 1,580,991.82-2,181,783.74-927,628.95

Finding the Fourth Proportional to 1,580,991.82, 2,181,783.74 and 927,628.95

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Solution

The fourth proportional to 1,580,991.82, 2,181,783.74 and 927,628.95 is: 1,280,136.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,991.82 : 2,181,783.74 = 927,628.95 : x
  2. Step 2: Convert to fraction form
    1,580,991.82/2,181,783.74 = 927,628.95/x
  3. Step 3: Cross multiply
    1,580,991.82x = 2,181,783.74 × 927,628.95
  4. Step 4: Simplify right side
    1,580,991.82x = 2,023,885,759,863.27
  5. Step 5: Solve for x
    x = 2,023,885,759,863.27/1,580,991.82
  6. Step 6: Final answer
    x = 1,280,136.77

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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.