Home / 1,399,846.80-2,094,521.40-1,273,875.60

Finding the Fourth Proportional to 1,399,846.80, 2,094,521.40 and 1,273,875.60

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Solution

The fourth proportional to 1,399,846.80, 2,094,521.40 and 1,273,875.60 is: 1,906,036.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,846.80 : 2,094,521.40 = 1,273,875.60 : x
  2. Step 2: Convert to fraction form
    1,399,846.80/2,094,521.40 = 1,273,875.60/x
  3. Step 3: Cross multiply
    1,399,846.80x = 2,094,521.40 × 1,273,875.60
  4. Step 4: Simplify right side
    1,399,846.80x = 2,668,159,705,137.84
  5. Step 5: Solve for x
    x = 2,668,159,705,137.84/1,399,846.80
  6. Step 6: Final answer
    x = 1,906,036.94

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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.