Home / 1,300,221.80-1,946,531.10-926,973.80

Finding the Fourth Proportional to 1,300,221.80, 1,946,531.10 and 926,973.80

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Solution

The fourth proportional to 1,300,221.80, 1,946,531.10 and 926,973.80 is: 1,387,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,221.80 : 1,946,531.10 = 926,973.80 : x
  2. Step 2: Convert to fraction form
    1,300,221.80/1,946,531.10 = 926,973.80/x
  3. Step 3: Cross multiply
    1,300,221.80x = 1,946,531.10 × 926,973.80
  4. Step 4: Simplify right side
    1,300,221.80x = 1,804,383,330,585.18
  5. Step 5: Solve for x
    x = 1,804,383,330,585.18/1,300,221.80
  6. Step 6: Final answer
    x = 1,387,750.41

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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.