Home / 1,352,076.94-1,865,888.28-740,219.48

Finding the Fourth Proportional to 1,352,076.94, 1,865,888.28 and 740,219.48

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Solution

The fourth proportional to 1,352,076.94, 1,865,888.28 and 740,219.48 is: 1,021,514.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,076.94 : 1,865,888.28 = 740,219.48 : x
  2. Step 2: Convert to fraction form
    1,352,076.94/1,865,888.28 = 740,219.48/x
  3. Step 3: Cross multiply
    1,352,076.94x = 1,865,888.28 × 740,219.48
  4. Step 4: Simplify right side
    1,352,076.94x = 1,381,166,852,359.69
  5. Step 5: Solve for x
    x = 1,381,166,852,359.69/1,352,076.94
  6. Step 6: Final answer
    x = 1,021,514.98

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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.