Home / 1,406,152.40-2,109,225.21-341,193.56

Finding the Fourth Proportional to 1,406,152.40, 2,109,225.21 and 341,193.56

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Solution

The fourth proportional to 1,406,152.40, 2,109,225.21 and 341,193.56 is: 511,789.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,152.40 : 2,109,225.21 = 341,193.56 : x
  2. Step 2: Convert to fraction form
    1,406,152.40/2,109,225.21 = 341,193.56/x
  3. Step 3: Cross multiply
    1,406,152.40x = 2,109,225.21 × 341,193.56
  4. Step 4: Simplify right side
    1,406,152.40x = 719,654,058,241.65
  5. Step 5: Solve for x
    x = 719,654,058,241.65/1,406,152.40
  6. Step 6: Final answer
    x = 511,789.52

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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.