Home / 1,011,696.12-1,517,094.90-538,281.72

Finding the Fourth Proportional to 1,011,696.12, 1,517,094.90 and 538,281.72

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Solution

The fourth proportional to 1,011,696.12, 1,517,094.90 and 538,281.72 is: 807,183.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,696.12 : 1,517,094.90 = 538,281.72 : x
  2. Step 2: Convert to fraction form
    1,011,696.12/1,517,094.90 = 538,281.72/x
  3. Step 3: Cross multiply
    1,011,696.12x = 1,517,094.90 × 538,281.72
  4. Step 4: Simplify right side
    1,011,696.12x = 816,624,452,175.23
  5. Step 5: Solve for x
    x = 816,624,452,175.23/1,011,696.12
  6. Step 6: Final answer
    x = 807,183.54

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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.