Home / 1,010,063.07-1,392,756.80-825,726.31

Finding the Fourth Proportional to 1,010,063.07, 1,392,756.80 and 825,726.31

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Solution

The fourth proportional to 1,010,063.07, 1,392,756.80 and 825,726.31 is: 1,138,578.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,063.07 : 1,392,756.80 = 825,726.31 : x
  2. Step 2: Convert to fraction form
    1,010,063.07/1,392,756.80 = 825,726.31/x
  3. Step 3: Cross multiply
    1,010,063.07x = 1,392,756.80 × 825,726.31
  4. Step 4: Simplify right side
    1,010,063.07x = 1,150,035,925,580.88
  5. Step 5: Solve for x
    x = 1,150,035,925,580.88/1,010,063.07
  6. Step 6: Final answer
    x = 1,138,578.33

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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.