Home / 1,579,776.21-2,180,084.63-854,622.23

Finding the Fourth Proportional to 1,579,776.21, 2,180,084.63 and 854,622.23

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Solution

The fourth proportional to 1,579,776.21, 2,180,084.63 and 854,622.23 is: 1,179,375.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,776.21 : 2,180,084.63 = 854,622.23 : x
  2. Step 2: Convert to fraction form
    1,579,776.21/2,180,084.63 = 854,622.23/x
  3. Step 3: Cross multiply
    1,579,776.21x = 2,180,084.63 × 854,622.23
  4. Step 4: Simplify right side
    1,579,776.21x = 1,863,148,772,905.79
  5. Step 5: Solve for x
    x = 1,863,148,772,905.79/1,579,776.21
  6. Step 6: Final answer
    x = 1,179,375.13

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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.