Home / 1,282,963.96-1,925,936.70-750,866.86

Finding the Fourth Proportional to 1,282,963.96, 1,925,936.70 and 750,866.86

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Solution

The fourth proportional to 1,282,963.96, 1,925,936.70 and 750,866.86 is: 1,127,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,963.96 : 1,925,936.70 = 750,866.86 : x
  2. Step 2: Convert to fraction form
    1,282,963.96/1,925,936.70 = 750,866.86/x
  3. Step 3: Cross multiply
    1,282,963.96x = 1,925,936.70 × 750,866.86
  4. Step 4: Simplify right side
    1,282,963.96x = 1,446,122,042,487.76
  5. Step 5: Solve for x
    x = 1,446,122,042,487.76/1,282,963.96
  6. Step 6: Final answer
    x = 1,127,172.77

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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.