Home / 1,609,761.99-2,220,546.56-1,005,100.23

Finding the Fourth Proportional to 1,609,761.99, 2,220,546.56 and 1,005,100.23

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Solution

The fourth proportional to 1,609,761.99, 2,220,546.56 and 1,005,100.23 is: 1,386,460.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,761.99 : 2,220,546.56 = 1,005,100.23 : x
  2. Step 2: Convert to fraction form
    1,609,761.99/2,220,546.56 = 1,005,100.23/x
  3. Step 3: Cross multiply
    1,609,761.99x = 2,220,546.56 × 1,005,100.23
  4. Step 4: Simplify right side
    1,609,761.99x = 2,231,871,853,156.21
  5. Step 5: Solve for x
    x = 2,231,871,853,156.21/1,609,761.99
  6. Step 6: Final answer
    x = 1,386,460.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.