Home / 1,276,825.96-1,762,025.16-703,853.56

Finding the Fourth Proportional to 1,276,825.96, 1,762,025.16 and 703,853.56

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Solution

The fourth proportional to 1,276,825.96, 1,762,025.16 and 703,853.56 is: 971,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,825.96 : 1,762,025.16 = 703,853.56 : x
  2. Step 2: Convert to fraction form
    1,276,825.96/1,762,025.16 = 703,853.56/x
  3. Step 3: Cross multiply
    1,276,825.96x = 1,762,025.16 × 703,853.56
  4. Step 4: Simplify right side
    1,276,825.96x = 1,240,207,681,675.57
  5. Step 5: Solve for x
    x = 1,240,207,681,675.57/1,276,825.96
  6. Step 6: Final answer
    x = 971,320.85

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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.