Home / 1,414,355.89-2,118,156.97-814,055.23

Finding the Fourth Proportional to 1,414,355.89, 2,118,156.97 and 814,055.23

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Solution

The fourth proportional to 1,414,355.89, 2,118,156.97 and 814,055.23 is: 1,219,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,355.89 : 2,118,156.97 = 814,055.23 : x
  2. Step 2: Convert to fraction form
    1,414,355.89/2,118,156.97 = 814,055.23/x
  3. Step 3: Cross multiply
    1,414,355.89x = 2,118,156.97 × 814,055.23
  4. Step 4: Simplify right side
    1,414,355.89x = 1,724,296,759,389.45
  5. Step 5: Solve for x
    x = 1,724,296,759,389.45/1,414,355.89
  6. Step 6: Final answer
    x = 1,219,139.24

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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.