Home / 1,110,179.45-1,531,884.59-620,088.58

Finding the Fourth Proportional to 1,110,179.45, 1,531,884.59 and 620,088.58

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Solution

The fourth proportional to 1,110,179.45, 1,531,884.59 and 620,088.58 is: 855,631.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,179.45 : 1,531,884.59 = 620,088.58 : x
  2. Step 2: Convert to fraction form
    1,110,179.45/1,531,884.59 = 620,088.58/x
  3. Step 3: Cross multiply
    1,110,179.45x = 1,531,884.59 × 620,088.58
  4. Step 4: Simplify right side
    1,110,179.45x = 949,904,141,276.73
  5. Step 5: Solve for x
    x = 949,904,141,276.73/1,110,179.45
  6. Step 6: Final answer
    x = 855,631.17

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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.