Home / 1,625,200.70-2,438,189.85-783,059.90

Finding the Fourth Proportional to 1,625,200.70, 2,438,189.85 and 783,059.90

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Solution

The fourth proportional to 1,625,200.70, 2,438,189.85 and 783,059.90 is: 1,174,777.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,200.70 : 2,438,189.85 = 783,059.90 : x
  2. Step 2: Convert to fraction form
    1,625,200.70/2,438,189.85 = 783,059.90/x
  3. Step 3: Cross multiply
    1,625,200.70x = 2,438,189.85 × 783,059.90
  4. Step 4: Simplify right side
    1,625,200.70x = 1,909,248,700,122.02
  5. Step 5: Solve for x
    x = 1,909,248,700,122.02/1,625,200.70
  6. Step 6: Final answer
    x = 1,174,777.18

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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.