Home / 1,765,951.70-2,649,322.41-644,020.70

Finding the Fourth Proportional to 1,765,951.70, 2,649,322.41 and 644,020.70

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Solution

The fourth proportional to 1,765,951.70, 2,649,322.41 and 644,020.70 is: 966,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,951.70 : 2,649,322.41 = 644,020.70 : x
  2. Step 2: Convert to fraction form
    1,765,951.70/2,649,322.41 = 644,020.70/x
  3. Step 3: Cross multiply
    1,765,951.70x = 2,649,322.41 × 644,020.70
  4. Step 4: Simplify right side
    1,765,951.70x = 1,706,218,459,767.28
  5. Step 5: Solve for x
    x = 1,706,218,459,767.28/1,765,951.70
  6. Step 6: Final answer
    x = 966,175.05

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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.