Home / 1,241,337.46-1,861,955.51-431,907.14

Finding the Fourth Proportional to 1,241,337.46, 1,861,955.51 and 431,907.14

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Solution

The fourth proportional to 1,241,337.46, 1,861,955.51 and 431,907.14 is: 647,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,337.46 : 1,861,955.51 = 431,907.14 : x
  2. Step 2: Convert to fraction form
    1,241,337.46/1,861,955.51 = 431,907.14/x
  3. Step 3: Cross multiply
    1,241,337.46x = 1,861,955.51 × 431,907.14
  4. Step 4: Simplify right side
    1,241,337.46x = 804,191,879,131.34
  5. Step 5: Solve for x
    x = 804,191,879,131.34/1,241,337.46
  6. Step 6: Final answer
    x = 647,843.08

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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.