Home / 1,231,018-1,846,766.40-472,804

Finding the Fourth Proportional to 1,231,018, 1,846,766.40 and 472,804

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Solution

The fourth proportional to 1,231,018, 1,846,766.40 and 472,804 is: 709,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,018 : 1,846,766.40 = 472,804 : x
  2. Step 2: Convert to fraction form
    1,231,018/1,846,766.40 = 472,804/x
  3. Step 3: Cross multiply
    1,231,018x = 1,846,766.40 × 472,804
  4. Step 4: Simplify right side
    1,231,018x = 873,158,540,985.60
  5. Step 5: Solve for x
    x = 873,158,540,985.60/1,231,018
  6. Step 6: Final answer
    x = 709,297.95

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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.