Home / 1,110,080.32-1,531,954.84-626,662.19

Finding the Fourth Proportional to 1,110,080.32, 1,531,954.84 and 626,662.19

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Solution

The fourth proportional to 1,110,080.32, 1,531,954.84 and 626,662.19 is: 864,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,080.32 : 1,531,954.84 = 626,662.19 : x
  2. Step 2: Convert to fraction form
    1,110,080.32/1,531,954.84 = 626,662.19/x
  3. Step 3: Cross multiply
    1,110,080.32x = 1,531,954.84 × 626,662.19
  4. Step 4: Simplify right side
    1,110,080.32x = 960,018,175,015.50
  5. Step 5: Solve for x
    x = 960,018,175,015.50/1,110,080.32
  6. Step 6: Final answer
    x = 864,818.66

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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.