Home / 1,396,555.80-2,094,833.70-1,254,838.20

Finding the Fourth Proportional to 1,396,555.80, 2,094,833.70 and 1,254,838.20

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Solution

The fourth proportional to 1,396,555.80, 2,094,833.70 and 1,254,838.20 is: 1,882,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,555.80 : 2,094,833.70 = 1,254,838.20 : x
  2. Step 2: Convert to fraction form
    1,396,555.80/2,094,833.70 = 1,254,838.20/x
  3. Step 3: Cross multiply
    1,396,555.80x = 2,094,833.70 × 1,254,838.20
  4. Step 4: Simplify right side
    1,396,555.80x = 2,628,677,349,407.34
  5. Step 5: Solve for x
    x = 2,628,677,349,407.34/1,396,555.80
  6. Step 6: Final answer
    x = 1,882,257.30

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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.