Home / 1,467,765.70-2,201,648.55-1,337,128.90

Finding the Fourth Proportional to 1,467,765.70, 2,201,648.55 and 1,337,128.90

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Solution

The fourth proportional to 1,467,765.70, 2,201,648.55 and 1,337,128.90 is: 2,005,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,765.70 : 2,201,648.55 = 1,337,128.90 : x
  2. Step 2: Convert to fraction form
    1,467,765.70/2,201,648.55 = 1,337,128.90/x
  3. Step 3: Cross multiply
    1,467,765.70x = 2,201,648.55 × 1,337,128.90
  4. Step 4: Simplify right side
    1,467,765.70x = 2,943,887,903,848.10
  5. Step 5: Solve for x
    x = 2,943,887,903,848.10/1,467,765.70
  6. Step 6: Final answer
    x = 2,005,693.35

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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.