Home / 1,325,888.70-1,829,738.52-802,611.36

Finding the Fourth Proportional to 1,325,888.70, 1,829,738.52 and 802,611.36

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Solution

The fourth proportional to 1,325,888.70, 1,829,738.52 and 802,611.36 is: 1,107,611.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,888.70 : 1,829,738.52 = 802,611.36 : x
  2. Step 2: Convert to fraction form
    1,325,888.70/1,829,738.52 = 802,611.36/x
  3. Step 3: Cross multiply
    1,325,888.70x = 1,829,738.52 × 802,611.36
  4. Step 4: Simplify right side
    1,325,888.70x = 1,468,568,921,981.59
  5. Step 5: Solve for x
    x = 1,468,568,921,981.59/1,325,888.70
  6. Step 6: Final answer
    x = 1,107,611.01

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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.