Home / 1,241,092.90-1,859,957.65-642,474.33

Finding the Fourth Proportional to 1,241,092.90, 1,859,957.65 and 642,474.33

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Solution

The fourth proportional to 1,241,092.90, 1,859,957.65 and 642,474.33 is: 962,840.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,092.90 : 1,859,957.65 = 642,474.33 : x
  2. Step 2: Convert to fraction form
    1,241,092.90/1,859,957.65 = 642,474.33/x
  3. Step 3: Cross multiply
    1,241,092.90x = 1,859,957.65 × 642,474.33
  4. Step 4: Simplify right side
    1,241,092.90x = 1,194,975,045,012.12
  5. Step 5: Solve for x
    x = 1,194,975,045,012.12/1,241,092.90
  6. Step 6: Final answer
    x = 962,840.93

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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.