Home / 1,276,304.61-1,914,812.10-556,709.25

Finding the Fourth Proportional to 1,276,304.61, 1,914,812.10 and 556,709.25

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Solution

The fourth proportional to 1,276,304.61, 1,914,812.10 and 556,709.25 is: 835,218.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,304.61 : 1,914,812.10 = 556,709.25 : x
  2. Step 2: Convert to fraction form
    1,276,304.61/1,914,812.10 = 556,709.25/x
  3. Step 3: Cross multiply
    1,276,304.61x = 1,914,812.10 × 556,709.25
  4. Step 4: Simplify right side
    1,276,304.61x = 1,065,993,608,081.93
  5. Step 5: Solve for x
    x = 1,065,993,608,081.93/1,276,304.61
  6. Step 6: Final answer
    x = 835,218.80

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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.