Home / 1,311,569.22-1,967,424.03-413,080.98

Finding the Fourth Proportional to 1,311,569.22, 1,967,424.03 and 413,080.98

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Solution

The fourth proportional to 1,311,569.22, 1,967,424.03 and 413,080.98 is: 619,643.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,569.22 : 1,967,424.03 = 413,080.98 : x
  2. Step 2: Convert to fraction form
    1,311,569.22/1,967,424.03 = 413,080.98/x
  3. Step 3: Cross multiply
    1,311,569.22x = 1,967,424.03 × 413,080.98
  4. Step 4: Simplify right side
    1,311,569.22x = 812,705,446,387.95
  5. Step 5: Solve for x
    x = 812,705,446,387.95/1,311,569.22
  6. Step 6: Final answer
    x = 619,643.58

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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.