Home / 1,276,883.70-1,762,178.85-703,922.82

Finding the Fourth Proportional to 1,276,883.70, 1,762,178.85 and 703,922.82

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Solution

The fourth proportional to 1,276,883.70, 1,762,178.85 and 703,922.82 is: 971,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,883.70 : 1,762,178.85 = 703,922.82 : x
  2. Step 2: Convert to fraction form
    1,276,883.70/1,762,178.85 = 703,922.82/x
  3. Step 3: Cross multiply
    1,276,883.70x = 1,762,178.85 × 703,922.82
  4. Step 4: Simplify right side
    1,276,883.70x = 1,240,437,905,436.36
  5. Step 5: Solve for x
    x = 1,240,437,905,436.36/1,276,883.70
  6. Step 6: Final answer
    x = 971,457.23

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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.