Home / 1,780,869.60-2,669,554.80-1,591,912.80

Finding the Fourth Proportional to 1,780,869.60, 2,669,554.80 and 1,591,912.80

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Solution

The fourth proportional to 1,780,869.60, 2,669,554.80 and 1,591,912.80 is: 2,386,305.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,869.60 : 2,669,554.80 = 1,591,912.80 : x
  2. Step 2: Convert to fraction form
    1,780,869.60/2,669,554.80 = 1,591,912.80/x
  3. Step 3: Cross multiply
    1,780,869.60x = 2,669,554.80 × 1,591,912.80
  4. Step 4: Simplify right side
    1,780,869.60x = 4,249,698,456,421.44
  5. Step 5: Solve for x
    x = 4,249,698,456,421.44/1,780,869.60
  6. Step 6: Final answer
    x = 2,386,305.24

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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.