Home / 1,011,497.67-1,517,465.21-538,114.23

Finding the Fourth Proportional to 1,011,497.67, 1,517,465.21 and 538,114.23

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Solution

The fourth proportional to 1,011,497.67, 1,517,465.21 and 538,114.23 is: 807,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,497.67 : 1,517,465.21 = 538,114.23 : x
  2. Step 2: Convert to fraction form
    1,011,497.67/1,517,465.21 = 538,114.23/x
  3. Step 3: Cross multiply
    1,011,497.67x = 1,517,465.21 × 538,114.23
  4. Step 4: Simplify right side
    1,011,497.67x = 816,569,620,340.37
  5. Step 5: Solve for x
    x = 816,569,620,340.37/1,011,497.67
  6. Step 6: Final answer
    x = 807,287.69

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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.