Home / 1,927,022.40-2,891,570.40-805,204.80

Finding the Fourth Proportional to 1,927,022.40, 2,891,570.40 and 805,204.80

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Solution

The fourth proportional to 1,927,022.40, 2,891,570.40 and 805,204.80 is: 1,208,240.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,022.40 : 2,891,570.40 = 805,204.80 : x
  2. Step 2: Convert to fraction form
    1,927,022.40/2,891,570.40 = 805,204.80/x
  3. Step 3: Cross multiply
    1,927,022.40x = 2,891,570.40 × 805,204.80
  4. Step 4: Simplify right side
    1,927,022.40x = 2,328,306,365,617.92
  5. Step 5: Solve for x
    x = 2,328,306,365,617.92/1,927,022.40
  6. Step 6: Final answer
    x = 1,208,240.43

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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.