Home / 1,367,706.12-1,887,376.32-755,881.80

Finding the Fourth Proportional to 1,367,706.12, 1,887,376.32 and 755,881.80

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Solution

The fourth proportional to 1,367,706.12, 1,887,376.32 and 755,881.80 is: 1,043,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,706.12 : 1,887,376.32 = 755,881.80 : x
  2. Step 2: Convert to fraction form
    1,367,706.12/1,887,376.32 = 755,881.80/x
  3. Step 3: Cross multiply
    1,367,706.12x = 1,887,376.32 × 755,881.80
  4. Step 4: Simplify right side
    1,367,706.12x = 1,426,633,410,038.98
  5. Step 5: Solve for x
    x = 1,426,633,410,038.98/1,367,706.12
  6. Step 6: Final answer
    x = 1,043,084.76

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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.