Home / 1,999,591.34-2,999,698.05-651,440.10

Finding the Fourth Proportional to 1,999,591.34, 2,999,698.05 and 651,440.10

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Solution

The fourth proportional to 1,999,591.34, 2,999,698.05 and 651,440.10 is: 977,261.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,591.34 : 2,999,698.05 = 651,440.10 : x
  2. Step 2: Convert to fraction form
    1,999,591.34/2,999,698.05 = 651,440.10/x
  3. Step 3: Cross multiply
    1,999,591.34x = 2,999,698.05 × 651,440.10
  4. Step 4: Simplify right side
    1,999,591.34x = 1,954,123,597,661.80
  5. Step 5: Solve for x
    x = 1,954,123,597,661.80/1,999,591.34
  6. Step 6: Final answer
    x = 977,261.48

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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.