Home / 1,276,056.84-1,760,405.16-759,521.09

Finding the Fourth Proportional to 1,276,056.84, 1,760,405.16 and 759,521.09

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Solution

The fourth proportional to 1,276,056.84, 1,760,405.16 and 759,521.09 is: 1,047,809.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,056.84 : 1,760,405.16 = 759,521.09 : x
  2. Step 2: Convert to fraction form
    1,276,056.84/1,760,405.16 = 759,521.09/x
  3. Step 3: Cross multiply
    1,276,056.84x = 1,760,405.16 × 759,521.09
  4. Step 4: Simplify right side
    1,276,056.84x = 1,337,064,837,162.80
  5. Step 5: Solve for x
    x = 1,337,064,837,162.80/1,276,056.84
  6. Step 6: Final answer
    x = 1,047,809.78

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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.