Home / 1,394,569.74-2,092,975.65-720,848.58

Finding the Fourth Proportional to 1,394,569.74, 2,092,975.65 and 720,848.58

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Solution

The fourth proportional to 1,394,569.74, 2,092,975.65 and 720,848.58 is: 1,081,852.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,569.74 : 2,092,975.65 = 720,848.58 : x
  2. Step 2: Convert to fraction form
    1,394,569.74/2,092,975.65 = 720,848.58/x
  3. Step 3: Cross multiply
    1,394,569.74x = 2,092,975.65 × 720,848.58
  4. Step 4: Simplify right side
    1,394,569.74x = 1,508,718,525,277.08
  5. Step 5: Solve for x
    x = 1,508,718,525,277.08/1,394,569.74
  6. Step 6: Final answer
    x = 1,081,852.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.