Home / 1,175,886.40-1,764,080.16-670,688.32

Finding the Fourth Proportional to 1,175,886.40, 1,764,080.16 and 670,688.32

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Solution

The fourth proportional to 1,175,886.40, 1,764,080.16 and 670,688.32 is: 1,006,175.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,886.40 : 1,764,080.16 = 670,688.32 : x
  2. Step 2: Convert to fraction form
    1,175,886.40/1,764,080.16 = 670,688.32/x
  3. Step 3: Cross multiply
    1,175,886.40x = 1,764,080.16 × 670,688.32
  4. Step 4: Simplify right side
    1,175,886.40x = 1,183,147,958,855.73
  5. Step 5: Solve for x
    x = 1,183,147,958,855.73/1,175,886.40
  6. Step 6: Final answer
    x = 1,006,175.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.