Home / 1,450,919.86-2,001,648.31-906,109.81

Finding the Fourth Proportional to 1,450,919.86, 2,001,648.31 and 906,109.81

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Solution

The fourth proportional to 1,450,919.86, 2,001,648.31 and 906,109.81 is: 1,250,043.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,919.86 : 2,001,648.31 = 906,109.81 : x
  2. Step 2: Convert to fraction form
    1,450,919.86/2,001,648.31 = 906,109.81/x
  3. Step 3: Cross multiply
    1,450,919.86x = 2,001,648.31 × 906,109.81
  4. Step 4: Simplify right side
    1,450,919.86x = 1,813,713,169,860.92
  5. Step 5: Solve for x
    x = 1,813,713,169,860.92/1,450,919.86
  6. Step 6: Final answer
    x = 1,250,043.66

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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.