Home / 1,348,317.70-2,019,852.15-814,252.30

Finding the Fourth Proportional to 1,348,317.70, 2,019,852.15 and 814,252.30

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Solution

The fourth proportional to 1,348,317.70, 2,019,852.15 and 814,252.30 is: 1,219,793.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,317.70 : 2,019,852.15 = 814,252.30 : x
  2. Step 2: Convert to fraction form
    1,348,317.70/2,019,852.15 = 814,252.30/x
  3. Step 3: Cross multiply
    1,348,317.70x = 2,019,852.15 × 814,252.30
  4. Step 4: Simplify right side
    1,348,317.70x = 1,644,669,258,797.45
  5. Step 5: Solve for x
    x = 1,644,669,258,797.45/1,348,317.70
  6. Step 6: Final answer
    x = 1,219,793.57

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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.