Home / 1,786,456.40-2,679,403.19-1,484,787.49

Finding the Fourth Proportional to 1,786,456.40, 2,679,403.19 and 1,484,787.49

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Solution

The fourth proportional to 1,786,456.40, 2,679,403.19 and 1,484,787.49 is: 2,226,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,456.40 : 2,679,403.19 = 1,484,787.49 : x
  2. Step 2: Convert to fraction form
    1,786,456.40/2,679,403.19 = 1,484,787.49/x
  3. Step 3: Cross multiply
    1,786,456.40x = 2,679,403.19 × 1,484,787.49
  4. Step 4: Simplify right side
    1,786,456.40x = 3,978,344,323,055.65
  5. Step 5: Solve for x
    x = 3,978,344,323,055.65/1,786,456.40
  6. Step 6: Final answer
    x = 2,226,947.34

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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.