Home / 1,941,706.30-2,912,559.45-1,091,400.70

Finding the Fourth Proportional to 1,941,706.30, 2,912,559.45 and 1,091,400.70

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Solution

The fourth proportional to 1,941,706.30, 2,912,559.45 and 1,091,400.70 is: 1,637,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,706.30 : 2,912,559.45 = 1,091,400.70 : x
  2. Step 2: Convert to fraction form
    1,941,706.30/2,912,559.45 = 1,091,400.70/x
  3. Step 3: Cross multiply
    1,941,706.30x = 2,912,559.45 × 1,091,400.70
  4. Step 4: Simplify right side
    1,941,706.30x = 3,178,769,422,521.62
  5. Step 5: Solve for x
    x = 3,178,769,422,521.62/1,941,706.30
  6. Step 6: Final answer
    x = 1,637,101.05

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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.