Home / 1,485,800.70-2,228,701.05-1,471,803.90

Finding the Fourth Proportional to 1,485,800.70, 2,228,701.05 and 1,471,803.90

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Solution

The fourth proportional to 1,485,800.70, 2,228,701.05 and 1,471,803.90 is: 2,207,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,800.70 : 2,228,701.05 = 1,471,803.90 : x
  2. Step 2: Convert to fraction form
    1,485,800.70/2,228,701.05 = 1,471,803.90/x
  3. Step 3: Cross multiply
    1,485,800.70x = 2,228,701.05 × 1,471,803.90
  4. Step 4: Simplify right side
    1,485,800.70x = 3,280,210,897,324.10
  5. Step 5: Solve for x
    x = 3,280,210,897,324.10/1,485,800.70
  6. Step 6: Final answer
    x = 2,207,705.85

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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.