Home / 1,778,406.88-2,454,435.12-1,014,285.28

Finding the Fourth Proportional to 1,778,406.88, 2,454,435.12 and 1,014,285.28

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Solution

The fourth proportional to 1,778,406.88, 2,454,435.12 and 1,014,285.28 is: 1,399,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,406.88 : 2,454,435.12 = 1,014,285.28 : x
  2. Step 2: Convert to fraction form
    1,778,406.88/2,454,435.12 = 1,014,285.28/x
  3. Step 3: Cross multiply
    1,778,406.88x = 2,454,435.12 × 1,014,285.28
  4. Step 4: Simplify right side
    1,778,406.88x = 2,489,497,412,931.03
  5. Step 5: Solve for x
    x = 2,489,497,412,931.03/1,778,406.88
  6. Step 6: Final answer
    x = 1,399,846.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.