Home / 1,456,678.69-2,185,903.77-615,230.44

Finding the Fourth Proportional to 1,456,678.69, 2,185,903.77 and 615,230.44

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Solution

The fourth proportional to 1,456,678.69, 2,185,903.77 and 615,230.44 is: 923,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,678.69 : 2,185,903.77 = 615,230.44 : x
  2. Step 2: Convert to fraction form
    1,456,678.69/2,185,903.77 = 615,230.44/x
  3. Step 3: Cross multiply
    1,456,678.69x = 2,185,903.77 × 615,230.44
  4. Step 4: Simplify right side
    1,456,678.69x = 1,344,834,530,442.89
  5. Step 5: Solve for x
    x = 1,344,834,530,442.89/1,456,678.69
  6. Step 6: Final answer
    x = 923,219.75

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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.