Home / 1,333,649.82-2,000,560.86-468,978.72

Finding the Fourth Proportional to 1,333,649.82, 2,000,560.86 and 468,978.72

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Solution

The fourth proportional to 1,333,649.82, 2,000,560.86 and 468,978.72 is: 703,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,649.82 : 2,000,560.86 = 468,978.72 : x
  2. Step 2: Convert to fraction form
    1,333,649.82/2,000,560.86 = 468,978.72/x
  3. Step 3: Cross multiply
    1,333,649.82x = 2,000,560.86 × 468,978.72
  4. Step 4: Simplify right side
    1,333,649.82x = 938,220,471,404.90
  5. Step 5: Solve for x
    x = 938,220,471,404.90/1,333,649.82
  6. Step 6: Final answer
    x = 703,498.37

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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.