Home / 1,941,645.60-2,912,001.84-994,528.80

Finding the Fourth Proportional to 1,941,645.60, 2,912,001.84 and 994,528.80

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Solution

The fourth proportional to 1,941,645.60, 2,912,001.84 and 994,528.80 is: 1,491,554.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,645.60 : 2,912,001.84 = 994,528.80 : x
  2. Step 2: Convert to fraction form
    1,941,645.60/2,912,001.84 = 994,528.80/x
  3. Step 3: Cross multiply
    1,941,645.60x = 2,912,001.84 × 994,528.80
  4. Step 4: Simplify right side
    1,941,645.60x = 2,896,069,695,532.99
  5. Step 5: Solve for x
    x = 2,896,069,695,532.99/1,941,645.60
  6. Step 6: Final answer
    x = 1,491,554.22

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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.