Home / 1,141,997.85-1,712,859.98-300,615.93

Finding the Fourth Proportional to 1,141,997.85, 1,712,859.98 and 300,615.93

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Solution

The fourth proportional to 1,141,997.85, 1,712,859.98 and 300,615.93 is: 450,887.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,997.85 : 1,712,859.98 = 300,615.93 : x
  2. Step 2: Convert to fraction form
    1,141,997.85/1,712,859.98 = 300,615.93/x
  3. Step 3: Cross multiply
    1,141,997.85x = 1,712,859.98 × 300,615.93
  4. Step 4: Simplify right side
    1,141,997.85x = 514,912,994,344.40
  5. Step 5: Solve for x
    x = 514,912,994,344.40/1,141,997.85
  6. Step 6: Final answer
    x = 450,887.88

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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.