Home / 1,364,128.20-2,046,192.30-1,062,978.30

Finding the Fourth Proportional to 1,364,128.20, 2,046,192.30 and 1,062,978.30

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Solution

The fourth proportional to 1,364,128.20, 2,046,192.30 and 1,062,978.30 is: 1,594,467.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,128.20 : 2,046,192.30 = 1,062,978.30 : x
  2. Step 2: Convert to fraction form
    1,364,128.20/2,046,192.30 = 1,062,978.30/x
  3. Step 3: Cross multiply
    1,364,128.20x = 2,046,192.30 × 1,062,978.30
  4. Step 4: Simplify right side
    1,364,128.20x = 2,175,058,012,527.09
  5. Step 5: Solve for x
    x = 2,175,058,012,527.09/1,364,128.20
  6. Step 6: Final answer
    x = 1,594,467.45

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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.